1317567340 has 12 divisors (see below), whose sum is σ = 2766891456. Its totient is φ = 527026928.

The previous prime is 1317567319. The next prime is 1317567367. The reversal of 1317567340 is 437657131.

It is a self number, because there is not a number n which added to its sum of digits gives 1317567340.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32939164 + ... + 32939203.

It is an arithmetic number, because the mean of its divisors is an integer number (230574288).

Almost surely, 2^1317567340 is an apocalyptic number.

1317567340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1317567340 is an abundant number, since it is smaller than the sum of its proper divisors (1449324116).

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

1317567340 is a wasteful number, since it uses less digits than its factorization.

1317567340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65878376 (or 65878374 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 1317567340 is about 36298.3104289993. The cubic root of 1317567340 is about 1096.2870238997.

The spelling of 1317567340 in words is "one billion, three hundred seventeen million, five hundred sixty-seven thousand, three hundred forty".