1317775152 has 40 divisors (see below), whose sum is σ = 3405804336. Its totient is φ = 439058176.

The previous prime is 1317775139. The next prime is 1317775157. The reversal of 1317775152 is 2515777131.

It is a self number, because there is not a number n which added to its sum of digits gives 1317775152.

It is not an unprimeable number, because it can be changed into a prime (1317775157) 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, 131338 + ... + 141014.

Almost surely, 2^1317775152 is an apocalyptic number.

1317775152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1317775152 is an abundant number, since it is smaller than the sum of its proper divisors (2088029184).

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

1317775152 is a wasteful number, since it uses less digits than its factorization.

1317775152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12525 (or 12519 counting only the distinct ones).

The product of its digits is 51450, while the sum is 39.

The square root of 1317775152 is about 36301.1728736139. The cubic root of 1317775152 is about 1096.3446577970.

The spelling of 1317775152 in words is "one billion, three hundred seventeen million, seven hundred seventy-five thousand, one hundred fifty-two".