1313686476 has 36 divisors (see below), whose sum is σ = 3346866432. Its totient is φ = 434445984.

The previous prime is 1313686459. The next prime is 1313686477. The reversal of 1313686476 is 6746863131.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1313686477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139095 + ... + 148238.

It is an arithmetic number, because the mean of its divisors is an integer number (92968512).

Almost surely, 2^1313686476 is an apocalyptic number.

It is an amenable number.

1313686476 is an abundant number, since it is smaller than the sum of its proper divisors (2033179956).

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

1313686476 is a wasteful number, since it uses less digits than its factorization.

1313686476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287470 (or 287465 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 1313686476 is about 36244.8130909790. The cubic root of 1313686476 is about 1095.2096027105.

The spelling of 1313686476 in words is "one billion, three hundred thirteen million, six hundred eighty-six thousand, four hundred seventy-six".