1313167272 has 32 divisors (see below), whose sum is σ = 3304668480. Its totient is φ = 434822400.

The previous prime is 1313167253. The next prime is 1313167277. The reversal of 1313167272 is 2727613131.

It is not an unprimeable number, because it can be changed into a prime (1313167277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177553 + ... + 184800.

It is an arithmetic number, because the mean of its divisors is an integer number (103270890).

Almost surely, 2^1313167272 is an apocalyptic number.

1313167272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313167272 is an abundant number, since it is smaller than the sum of its proper divisors (1991501208).

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

1313167272 is a wasteful number, since it uses less digits than its factorization.

1313167272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362513 (or 362509 counting only the distinct ones).

The product of its digits is 10584, while the sum is 33.

The square root of 1313167272 is about 36237.6499238016. The cubic root of 1313167272 is about 1095.0652983307.

The spelling of 1313167272 in words is "one billion, three hundred thirteen million, one hundred sixty-seven thousand, two hundred seventy-two".