134323323431 has 32 divisors (see below), whose sum is σ = 159486520320. Its totient is φ = 112774458720.

The previous prime is 134323323413. The next prime is 134323323443.

134323323431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 134323323431 - 2¹⁰ = 134323322407 is a prime.

It is a super-2 number, since 2×134323323431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134323323131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 812126 + ... + 963428.

It is an arithmetic number, because the mean of its divisors is an integer number (4983953760).

Almost surely, 2^134323323431 is an apocalyptic number.

134323323431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134323323431 is a deficient number, since it is larger than the sum of its proper divisors (25163196889).

134323323431 is a wasteful number, since it uses less digits than its factorization.

134323323431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151388 (or 151366 counting only the distinct ones).

The product of its digits is 46656, while the sum is 32.

It can be divided in two parts, 134323 and 323431, that added together give a palindrome (457754).

The spelling of 134323323431 in words is "one hundred thirty-four billion, three hundred twenty-three million, three hundred twenty-three thousand, four hundred thirty-one".