135310532031 has 12 divisors (see below), whose sum is σ = 205735312120. Its totient is φ = 85459283280.

The previous prime is 135310532017. The next prime is 135310532033. The reversal of 135310532031 is 130235013531.

135310532031 is a `hidden beast` number, since 1 + 353 + 105 + 3 + 203 + 1 = 666.

It is not a de Polignac number, because 135310532031 - 2⁵ = 135310531999 is a prime.

It is a super-2 number, since 2×135310532031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135310531986 and 135310532004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135310532033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 395644660 + ... + 395645001.

Almost surely, 2^135310532031 is an apocalyptic number.

135310532031 is a deficient number, since it is larger than the sum of its proper divisors (70424780089).

135310532031 is a wasteful number, since it uses less digits than its factorization.

135310532031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791289686 (or 791289683 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

Adding to 135310532031 its reverse (130235013531), we get a palindrome (265545545562).

The spelling of 135310532031 in words is "one hundred thirty-five billion, three hundred ten million, five hundred thirty-two thousand, thirty-one".