1316373120 has 320 divisors, whose sum is σ = 4783759200. Its totient is φ = 344881152.

The previous prime is 1316373103. The next prime is 1316373169. The reversal of 1316373120 is 213736131.

1316373120 is a `hidden beast` number, since 1 + 3 + 1 + 637 + 3 + 1 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (320).

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3473091 + ... + 3473469.

Almost surely, 2^1316373120 is an apocalyptic number.

1316373120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1316373120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2391879600).

1316373120 is an abundant number, since it is smaller than the sum of its proper divisors (3467386080).

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

1316373120 is an equidigital number, since it uses as much as digits as its factorization.

1316373120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 1316373120 is about 36281.8566228356. The cubic root of 1316373120 is about 1095.9557053155.

The spelling of 1316373120 in words is "one billion, three hundred sixteen million, three hundred seventy-three thousand, one hundred twenty".