431300012 has 96 divisors (see below), whose sum is σ = 923940864. Its totient is φ = 173548800.

The previous prime is 431300003. The next prime is 431300017. The reversal of 431300012 is 210003134.

It is a self number, because there is not a number n which added to its sum of digits gives 431300012.

It is not an unprimeable number, because it can be changed into a prime (431300017) 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, 1639793 + ... + 1640055.

It is an arithmetic number, because the mean of its divisors is an integer number (9624384).

Almost surely, 2^431300012 is an apocalyptic number.

It is an amenable number.

431300012 is an abundant number, since it is smaller than the sum of its proper divisors (492640852).

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

431300012 is a wasteful number, since it uses less digits than its factorization.

431300012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 431300012 is about 20767.7637698429. The cubic root of 431300012 is about 755.5441084611.

Adding to 431300012 its reverse (210003134), we get a palindrome (641303146).

The spelling of 431300012 in words is "four hundred thirty-one million, three hundred thousand, twelve".