1316503396 has 12 divisors (see below), whose sum is σ = 2481102652. Its totient is φ = 607616928.

The previous prime is 1316503379. The next prime is 1316503429. The reversal of 1316503396 is 6933056131.

It can be written as a sum of positive squares in 2 ways, for example, as 118374400 + 1198128996 = 10880^2 + 34614^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12658635 + ... + 12658738.

Almost surely, 2^1316503396 is an apocalyptic number.

It is an amenable number.

1316503396 is a deficient number, since it is larger than the sum of its proper divisors (1164599256).

1316503396 is a wasteful number, since it uses less digits than its factorization.

1316503396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25317390 (or 25317388 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 37.

The square root of 1316503396 is about 36283.6519110191. The cubic root of 1316503396 is about 1095.9918581898.

The spelling of 1316503396 in words is "one billion, three hundred sixteen million, five hundred three thousand, three hundred ninety-six".