1319057968 has 20 divisors (see below), whose sum is σ = 2568523600. Its totient is φ = 656213184.

The previous prime is 1319057959. The next prime is 1319058001. The reversal of 1319057968 is 8697509131.

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, 203955 + ... + 210322.

It is an arithmetic number, because the mean of its divisors is an integer number (128426180).

Almost surely, 2^1319057968 is an apocalyptic number.

It is an amenable number.

1319057968 is a deficient number, since it is larger than the sum of its proper divisors (1249465632).

1319057968 is a wasteful number, since it uses less digits than its factorization.

1319057968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414484 (or 414478 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 49.

The square root of 1319057968 is about 36318.8376465988. The cubic root of 1319057968 is about 1096.7002956935.

The spelling of 1319057968 in words is "one billion, three hundred nineteen million, fifty-seven thousand, nine hundred sixty-eight".