1317086732 has 48 divisors (see below), whose sum is σ = 2575040160. Its totient is φ = 585543168.

The previous prime is 1317086731. The next prime is 1317086741. The reversal of 1317086732 is 2376807131.

It is a super-2 number, since 2×1317086732² = 3469434919220879648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1317086731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159194 + ... + 167262.

It is an arithmetic number, because the mean of its divisors is an integer number (53646670).

Almost surely, 2^1317086732 is an apocalyptic number.

It is an amenable number.

1317086732 is a deficient number, since it is larger than the sum of its proper divisors (1257953428).

1317086732 is a wasteful number, since it uses less digits than its factorization.

1317086732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8202 (or 8200 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1317086732 is about 36291.6895721321. The cubic root of 1317086732 is about 1096.1537104376.

The spelling of 1317086732 in words is "one billion, three hundred seventeen million, eighty-six thousand, seven hundred thirty-two".