1313412273 has 32 divisors (see below), whose sum is σ = 2001900800. Its totient is φ = 850445568.

The previous prime is 1313412257. The next prime is 1313412281. The reversal of 1313412273 is 3722143131.

It is a happy number.

It is not a de Polignac number, because 1313412273 - 2⁴ = 1313412257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313412223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1007340 + ... + 1008642.

It is an arithmetic number, because the mean of its divisors is an integer number (62559400).

Almost surely, 2^1313412273 is an apocalyptic number.

It is an amenable number.

1313412273 is a deficient number, since it is larger than the sum of its proper divisors (688488527).

1313412273 is a wasteful number, since it uses less digits than its factorization.

1313412273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358 (or 2352 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 1313412273 is about 36241.0302419785. The cubic root of 1313412273 is about 1095.1333971468.

The spelling of 1313412273 in words is "one billion, three hundred thirteen million, four hundred twelve thousand, two hundred seventy-three".