1125901384560 has 160 divisors (see below), whose sum is σ = 3903788712960. Its totient is φ = 298251936000.

The previous prime is 1125901384523. The next prime is 1125901384589. The reversal of 1125901384560 is 654831095211.

It is a happy number.

1125901384560 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 9 + 0 + 1 + 3 + 84 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1399836 + ... + 2052155.

It is an arithmetic number, because the mean of its divisors is an integer number (24398679456).

Almost surely, 2^{1125901384560} is an apocalyptic number.

1125901384560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125901384560 is an abundant number, since it is smaller than the sum of its proper divisors (2777887328400).

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

1125901384560 is a wasteful number, since it uses less digits than its factorization.

1125901384560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452164 (or 3452152 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 1125901384560 in words is "one trillion, one hundred twenty-five billion, nine hundred one million, three hundred eighty-four thousand, five hundred sixty".