1311434660053 has 48 divisors (see below), whose sum is σ = 1544489376640. Its totient is φ = 1090646581248.

The previous prime is 1311434660047. The next prime is 1311434660069. The reversal of 1311434660053 is 3500664341131.

It is not a de Polignac number, because 1311434660053 - 2²⁵ = 1311401105621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1311434659994 and 1311434660021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311434660453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 650189701 + ... + 650191717.

Almost surely, 2^{1311434660053} is an apocalyptic number.

It is an amenable number.

1311434660053 is a deficient number, since it is larger than the sum of its proper divisors (233054716587).

1311434660053 is an equidigital number, since it uses as much as digits as its factorization.

1311434660053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426 (or 2343 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 1311434660053 in words is "one trillion, three hundred eleven billion, four hundred thirty-four million, six hundred sixty thousand, fifty-three".