431112424 has 16 divisors (see below), whose sum is σ = 808978500. Its totient is φ = 215384832.

The previous prime is 431112421. The next prime is 431112427. The reversal of 431112424 is 424211134.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (431112421) and next prime (431112427).

It can be written as a sum of positive squares in 2 ways, for example, as 429235524 + 1876900 = 20718^2 + 1370^2 .

It is a junction number, because it is equal to n+sod(n) for n = 431112395 and 431112404.

It is not an unprimeable number, because it can be changed into a prime (431112421) 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, 10399 + ... + 31150.

Almost surely, 2^431112424 is an apocalyptic number.

It is an amenable number.

431112424 is a deficient number, since it is larger than the sum of its proper divisors (377866076).

431112424 is a wasteful number, since it uses less digits than its factorization.

431112424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42852 (or 42848 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 431112424 is about 20763.2469522471. The cubic root of 431112424 is about 755.4345547419.

Adding to 431112424 its reverse (424211134), we get a palindrome (855323558).

The spelling of 431112424 in words is "four hundred thirty-one million, one hundred twelve thousand, four hundred twenty-four".