1316829663 has 16 divisors (see below), whose sum is σ = 1951718400. Its totient is φ = 877499640.

The previous prime is 1316829653. The next prime is 1316829697. The reversal of 1316829663 is 3669286131.

It is a de Polignac number, because none of the positive numbers 2^k-1316829663 is a prime.

It is a super-2 number, since 2×1316829663² = 3468080722713387138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316829643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60178 + ... + 79088.

It is an arithmetic number, because the mean of its divisors is an integer number (121982400).

Almost surely, 2^1316829663 is an apocalyptic number.

1316829663 is a deficient number, since it is larger than the sum of its proper divisors (634888737).

1316829663 is a wasteful number, since it uses less digits than its factorization.

1316829663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21499 (or 21493 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 1316829663 is about 36288.1476931518. The cubic root of 1316829663 is about 1096.0823900337.

The spelling of 1316829663 in words is "one billion, three hundred sixteen million, eight hundred twenty-nine thousand, six hundred sixty-three".