1512239968 has 24 divisors (see below), whose sum is σ = 3018010968. Its totient is φ = 745761024.

The previous prime is 1512239929. The next prime is 1512239969. The reversal of 1512239968 is 8699322151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1512239969) 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, 321346 + ... + 326017.

It is an arithmetic number, because the mean of its divisors is an integer number (125750457).

Almost surely, 2^1512239968 is an apocalyptic number.

It is an amenable number.

1512239968 is a deficient number, since it is larger than the sum of its proper divisors (1505771000).

1512239968 is an equidigital number, since it uses as much as digits as its factorization.

1512239968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647446 (or 647438 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 1512239968 is about 38887.5297235502. The cubic root of 1512239968 is about 1147.8194263284.

The spelling of 1512239968 in words is "one billion, five hundred twelve million, two hundred thirty-nine thousand, nine hundred sixty-eight".