134525525431 has 4 divisors (see below), whose sum is σ = 146755118664. Its totient is φ = 122295932200.

The previous prime is 134525525419. The next prime is 134525525501.

134525525431 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134525525431 - 2⁵ = 134525525399 is a prime.

It is a super-2 number, since 2×134525525431² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134525525231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6114796600 + ... + 6114796621.

It is an arithmetic number, because the mean of its divisors is an integer number (36688779666).

Almost surely, 2^134525525431 is an apocalyptic number.

134525525431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134525525431 is a deficient number, since it is larger than the sum of its proper divisors (12229593233).

134525525431 is a wasteful number, since it uses less digits than its factorization.

134525525431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12229593232.

The product of its digits is 360000, while the sum is 40.

It can be divided in two parts, 134525 and 525431, that added together give a palindrome (659956).

The spelling of 134525525431 in words is "one hundred thirty-four billion, five hundred twenty-five million, five hundred twenty-five thousand, four hundred thirty-one".