1313207023132 has 12 divisors (see below), whose sum is σ = 2298665681536. Its totient is φ = 656445399840.

The previous prime is 1313207023123. The next prime is 1313207023181. The reversal of 1313207023132 is 2313207023131.

It is a happy number.

It is a pancake number, because a pancake can be divided into 1313207023132 parts by 1620621 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 1313207023132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39509244 + ... + 39542467.

Almost surely, 2^{1313207023132} is an apocalyptic number.

It is an amenable number.

1313207023132 is a deficient number, since it is larger than the sum of its proper divisors (985458658404).

1313207023132 is a wasteful number, since it uses less digits than its factorization.

1313207023132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79055868 (or 79055866 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

Subtracting 1313207023132 from its reverse (2313207023131), we obtain a palindrome (999999999999).

The spelling of 1313207023132 in words is "one trillion, three hundred thirteen billion, two hundred seven million, twenty-three thousand, one hundred thirty-two".