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135825211027 = 1179715492781
BaseRepresentation
bin111111001111111010…
…0000011111010010011
3110222120220002121220101
41332133310003322103
54211132223223102
6142221445353231
712545606146612
oct1763764037223
9428526077811
10135825211027
115266a877420
12223a7708817
13ca679a256c
146806db9879
1537ee471e87
hex1f9fd03e93

135825211027 has 8 divisors (see below), whose sum is σ = 148358880432. Its totient is φ = 123322528800.

The previous prime is 135825211019. The next prime is 135825211033. The reversal of 135825211027 is 720112528531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135825211027 - 23 = 135825211019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135825212027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7737624 + ... + 7755157.

It is an arithmetic number, because the mean of its divisors is an integer number (18544860054).

Almost surely, 2135825211027 is an apocalyptic number.

135825211027 is a deficient number, since it is larger than the sum of its proper divisors (12533669405).

135825211027 is a wasteful number, since it uses less digits than its factorization.

135825211027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15493589.

The product of its (nonzero) digits is 33600, while the sum is 37.

Adding to 135825211027 its reverse (720112528531), we get a palindrome (855937739558).

The spelling of 135825211027 in words is "one hundred thirty-five billion, eight hundred twenty-five million, two hundred eleven thousand, twenty-seven".

Divisors: 1 11 797 8767 15492781 170420591 12347746457 135825211027