1317896064 has 48 divisors (see below), whose sum is σ = 3792386520. Its totient is φ = 439298304.

The previous prime is 1317896059. The next prime is 1317896093. The reversal of 1317896064 is 4606987131.

It is a happy number.

1317896064 is a `hidden beast` number, since 1 + 31 + 7 + 8 + 9 + 606 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 570852 + ... + 573155.

Almost surely, 2^1317896064 is an apocalyptic number.

It is an amenable number.

1317896064 is an abundant number, since it is smaller than the sum of its proper divisors (2474490456).

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

1317896064 is a wasteful number, since it uses less digits than its factorization.

1317896064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144027 (or 1144012 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 1317896064 is about 36302.8382361490. The cubic root of 1317896064 is about 1096.3781883455.

The spelling of 1317896064 in words is "one billion, three hundred seventeen million, eight hundred ninety-six thousand, sixty-four".