1314973631 has 4 divisors (see below), whose sum is σ = 1315054200. Its totient is φ = 1314893064.

The previous prime is 1314973591. The next prime is 1314973633. The reversal of 1314973631 is 1363794131.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1314973631 is a prime.

It is a super-2 number, since 2×1314973631² = 3458311300450648322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314973633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6176 + ... + 51653.

It is an arithmetic number, because the mean of its divisors is an integer number (328763550).

Almost surely, 2^1314973631 is an apocalyptic number.

1314973631 is a deficient number, since it is larger than the sum of its proper divisors (80569).

1314973631 is an equidigital number, since it uses as much as digits as its factorization.

1314973631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80568.

The product of its digits is 40824, while the sum is 38.

The square root of 1314973631 is about 36262.5651464427. The cubic root of 1314973631 is about 1095.5671827930.

The spelling of 1314973631 in words is "one billion, three hundred fourteen million, nine hundred seventy-three thousand, six hundred thirty-one".