1317097152 has 112 divisors (see below), whose sum is σ = 4425208320. Its totient is φ = 376310016.

The previous prime is 1317097123. The next prime is 1317097183. The reversal of 1317097152 is 2517907131.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×1317097152² = 3469489815613022208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42348 + ... + 66539.

Almost surely, 2^1317097152 is an apocalyptic number.

1317097152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1317097152 is an abundant number, since it is smaller than the sum of its proper divisors (3108111168).

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

1317097152 is a wasteful number, since it uses less digits than its factorization.

1317097152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108915 (or 108899 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 36.

The square root of 1317097152 is about 36291.8331308850. The cubic root of 1317097152 is about 1096.1566011335.

The spelling of 1317097152 in words is "one billion, three hundred seventeen million, ninety-seven thousand, one hundred fifty-two".