135241570431 has 32 divisors (see below), whose sum is σ = 218592733440. Its totient is φ = 81956901600.

The previous prime is 135241570397. The next prime is 135241570439. The reversal of 135241570431 is 134075142531.

135241570431 is a `hidden beast` number, since 1 + 3 + 5 + 2 + 41 + 570 + 43 + 1 = 666.

It is not a de Polignac number, because 135241570431 - 2¹⁸ = 135241308287 is a prime.

It is a super-2 number, since 2×135241570431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135241570439) 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 31 ways as a sum of consecutive naturals, for example, 6110421 + ... + 6132513.

It is an arithmetic number, because the mean of its divisors is an integer number (6831022920).

Almost surely, 2^135241570431 is an apocalyptic number.

135241570431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

135241570431 is a deficient number, since it is larger than the sum of its proper divisors (83351163009).

135241570431 is a wasteful number, since it uses less digits than its factorization.

135241570431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42724 (or 42718 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 135241570431 in words is "one hundred thirty-five billion, two hundred forty-one million, five hundred seventy thousand, four hundred thirty-one".