431341341235523 has 4 divisors (see below), whose sum is σ = 431457324390960. Its totient is φ = 431225358080088.

The previous prime is 431341341235513. The next prime is 431341341235549. The reversal of 431341341235523 is 325532143143134.

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 431341341235523 - 2¹⁸ = 431341340973379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431341341235513) 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, 57991572140 + ... + 57991579577.

It is an arithmetic number, because the mean of its divisors is an integer number (107864331097740).

Almost surely, 2^{431341341235523} is an apocalyptic number.

431341341235523 is a deficient number, since it is larger than the sum of its proper divisors (115983155437).

431341341235523 is a wasteful number, since it uses less digits than its factorization.

431341341235523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115983155436.

The product of its digits is 1555200, while the sum is 44.

Adding to 431341341235523 its reverse (325532143143134), we get a palindrome (756873484378657).

The spelling of 431341341235523 in words is "four hundred thirty-one trillion, three hundred forty-one billion, three hundred forty-one million, two hundred thirty-five thousand, five hundred twenty-three".