1317670724 has 6 divisors (see below), whose sum is σ = 2305923774. Its totient is φ = 658835360.

The previous prime is 1317670703. The next prime is 1317670747. The reversal of 1317670724 is 4270767131.

It can be written as a sum of positive squares in only one way, i.e., 1307545600 + 10125124 = 36160^2 + 3182^2 .

It is a super-2 number, since 2×1317670724² = 3472512273773368352, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164708837 + ... + 164708844.

It is an arithmetic number, because the mean of its divisors is an integer number (384320629).

Almost surely, 2^1317670724 is an apocalyptic number.

It is an amenable number.

1317670724 is a deficient number, since it is larger than the sum of its proper divisors (988253050).

1317670724 is a wasteful number, since it uses less digits than its factorization.

1317670724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329417685 (or 329417683 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 1317670724 is about 36299.7344893871. The cubic root of 1317670724 is about 1096.3156968360.

The spelling of 1317670724 in words is "one billion, three hundred seventeen million, six hundred seventy thousand, seven hundred twenty-four".