1313879282 has 16 divisors (see below), whose sum is σ = 2002957632. Its totient is φ = 646267440.

The previous prime is 1313879269. The next prime is 1313879297. The reversal of 1313879282 is 2829783131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56408 + ... + 76220.

It is an arithmetic number, because the mean of its divisors is an integer number (125184852).

Almost surely, 2^1313879282 is an apocalyptic number.

1313879282 is a deficient number, since it is larger than the sum of its proper divisors (689078350).

1313879282 is a wasteful number, since it uses less digits than its factorization.

1313879282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20353.

The product of its digits is 145152, while the sum is 44.

The square root of 1313879282 is about 36247.4727670772. The cubic root of 1313879282 is about 1095.2631803479.

The spelling of 1313879282 in words is "one billion, three hundred thirteen million, eight hundred seventy-nine thousand, two hundred eighty-two".