1312494016 has 28 divisors (see below), whose sum is σ = 2608947792. Its totient is φ = 655121408.

The previous prime is 1312494013. The next prime is 1312494019. The reversal of 1312494016 is 6104942131.

It is an interprime number because it is at equal distance from previous prime (1312494013) and next prime (1312494019).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312494013) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 20661 + ... + 55243.

Almost surely, 2^1312494016 is an apocalyptic number.

1312494016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1312494016 is a deficient number, since it is larger than the sum of its proper divisors (1296453776).

1312494016 is an equidigital number, since it uses as much as digits as its factorization.

1312494016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35188 (or 35178 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1312494016 is about 36228.3592783333. The cubic root of 1312494016 is about 1094.8781210302.

The spelling of 1312494016 in words is "one billion, three hundred twelve million, four hundred ninety-four thousand, sixteen".