1316672008 has 8 divisors (see below), whose sum is σ = 2468760030. Its totient is φ = 658336000.

The previous prime is 1316672003. The next prime is 1316672009. The reversal of 1316672008 is 8002766131.

It can be written as a sum of positive squares in only one way, i.e., 1260392004 + 56280004 = 35502^2 + 7502^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1316672003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82291993 + ... + 82292008.

Almost surely, 2^1316672008 is an apocalyptic number.

It is an amenable number.

1316672008 is a deficient number, since it is larger than the sum of its proper divisors (1152088022).

1316672008 is a wasteful number, since it uses less digits than its factorization.

1316672008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164584007 (or 164584003 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 1316672008 is about 36285.9753623904. The cubic root of 1316672008 is about 1096.0386461411.

The spelling of 1316672008 in words is "one billion, three hundred sixteen million, six hundred seventy-two thousand, eight".