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1125105535125 = 335311138328087
BaseRepresentation
bin10000010111110101100…
…001000000100010010101
310222120002112120002112000
4100113311201000202111
5121413204004111000
62220511044145513
7144200110153335
oct20276541004225
93876075502460
101125105535125
113a417781a130
12162077698299
13821351427c0
143c6538830c5
151e3eea6d000
hex105f5840895

1125105535125 has 256 divisors, whose sum is σ = 2473397821440. Its totient is φ = 497459232000.

The previous prime is 1125105535121. The next prime is 1125105535153. The reversal of 1125105535125 is 5215355015211.

1125105535125 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 105 + 535 + 12 + 5 = 666.

It is not a de Polignac number, because 1125105535125 - 22 = 1125105535121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1125105535125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125105535121) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 40043832 + ... + 40071918.

It is an arithmetic number, because the mean of its divisors is an integer number (9661710240).

Almost surely, 21125105535125 is an apocalyptic number.

1125105535125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1125105535125 is an abundant number, since it is smaller than the sum of its proper divisors (1348292286315).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125105535125 is a wasteful number, since it uses less digits than its factorization.

1125105535125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28218 (or 28202 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 36.

The spelling of 1125105535125 in words is "one trillion, one hundred twenty-five billion, one hundred five million, five hundred thirty-five thousand, one hundred twenty-five".