1356536611313 has 4 divisors (see below), whose sum is σ = 1460885581428. Its totient is φ = 1252187641200.

The previous prime is 1356536611259. The next prime is 1356536611319. The reversal of 1356536611313 is 3131166356531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 629050438129 + 727486173184 = 793127^2 + 852928^2 .

It is a cyclic number.

It is not a de Polignac number, because 1356536611313 - 2¹⁸ = 1356536349169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1356536611319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52174485038 + ... + 52174485063.

It is an arithmetic number, because the mean of its divisors is an integer number (365221395357).

Almost surely, 2^{1356536611313} is an apocalyptic number.

1356536611313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1356536611313 is a deficient number, since it is larger than the sum of its proper divisors (104348970115).

1356536611313 is a wasteful number, since it uses less digits than its factorization.

1356536611313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104348970114.

The product of its digits is 437400, while the sum is 44.

The spelling of 1356536611313 in words is "one trillion, three hundred fifty-six billion, five hundred thirty-six million, six hundred eleven thousand, three hundred thirteen".