431044531231134 has 16 divisors (see below), whose sum is σ = 862206051160080. Its totient is φ = 143662012294080.

The previous prime is 431044531231109. The next prime is 431044531231147. The reversal of 431044531231134 is 431132135440134.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 431044531231092 and 431044531231101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4874481177 + ... + 4874569604.

It is an arithmetic number, because the mean of its divisors is an integer number (53887878197505).

Almost surely, 2^{431044531231134} is an apocalyptic number.

431044531231134 is an abundant number, since it is smaller than the sum of its proper divisors (431161519928946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431044531231134 is a wasteful number, since it uses less digits than its factorization.

431044531231134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9749058155.

The product of its (nonzero) digits is 207360, while the sum is 39.

Adding to 431044531231134 its reverse (431132135440134), we get a palindrome (862176666671268).

The spelling of 431044531231134 in words is "four hundred thirty-one trillion, forty-four billion, five hundred thirty-one million, two hundred thirty-one thousand, one hundred thirty-four".