1313971350 has 48 divisors (see below), whose sum is σ = 3262172160. Its totient is φ = 350013600.

The previous prime is 1313971331. The next prime is 1313971357. The reversal of 1313971350 is 531793131.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313971357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151635 + ... + 160065.

It is an arithmetic number, because the mean of its divisors is an integer number (67961920).

Almost surely, 2^1313971350 is an apocalyptic number.

1313971350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313971350 is an abundant number, since it is smaller than the sum of its proper divisors (1948200810).

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

1313971350 is a wasteful number, since it uses less digits than its factorization.

1313971350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9485 (or 9480 counting only the distinct ones).

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 1313971350 is about 36248.7427368178. The cubic root of 1313971350 is about 1095.2887626919.

The spelling of 1313971350 in words is "one billion, three hundred thirteen million, nine hundred seventy-one thousand, three hundred fifty".