1312736607 has 72 divisors (see below), whose sum is σ = 2416312080. Its totient is φ = 680520960.

The previous prime is 1312736587. The next prime is 1312736609. The reversal of 1312736607 is 7066372131.

1312736607 is a `hidden beast` number, since 1 + 3 + 12 + 7 + 36 + 607 = 666.

It is not a de Polignac number, because 1312736607 - 2⁷ = 1312736479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312736609) 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 71 ways as a sum of consecutive naturals, for example, 336307 + ... + 340187.

It is an arithmetic number, because the mean of its divisors is an integer number (33559890).

Almost surely, 2^1312736607 is an apocalyptic number.

1312736607 is a deficient number, since it is larger than the sum of its proper divisors (1103575473).

1312736607 is a wasteful number, since it uses less digits than its factorization.

1312736607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973 (or 3963 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 1312736607 is about 36231.7072051539. The cubic root of 1312736607 is about 1094.9455730751.

The spelling of 1312736607 in words is "one billion, three hundred twelve million, seven hundred thirty-six thousand, six hundred seven".