431123452 has 12 divisors (see below), whose sum is σ = 794174920. Its totient is φ = 204216336.

The previous prime is 431123419. The next prime is 431123507. The reversal of 431123452 is 254321134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2836263 + ... + 2836414.

Almost surely, 2^431123452 is an apocalyptic number.

It is an amenable number.

431123452 is a deficient number, since it is larger than the sum of its proper divisors (363051468).

431123452 is a wasteful number, since it uses less digits than its factorization.

431123452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5672700 (or 5672698 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 431123452 is about 20763.5125159497. The cubic root of 431123452 is about 755.4409961098.

Adding to 431123452 its reverse (254321134), we get a palindrome (685444586).

It can be divided in two parts, 43112 and 3452, that added together give a palindrome (46564).

The spelling of 431123452 in words is "four hundred thirty-one million, one hundred twenty-three thousand, four hundred fifty-two".