1313146638527 has 4 divisors (see below), whose sum is σ = 1315069255080. Its totient is φ = 1311224021976.

The previous prime is 1313146638511. The next prime is 1313146638547. The reversal of 1313146638527 is 7258366413131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313146638527 - 2⁴ = 1313146638511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313146638547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 961307252 + ... + 961308617.

It is an arithmetic number, because the mean of its divisors is an integer number (328767313770).

Almost surely, 2^{1313146638527} is an apocalyptic number.

1313146638527 is a deficient number, since it is larger than the sum of its proper divisors (1922616553).

1313146638527 is an equidigital number, since it uses as much as digits as its factorization.

1313146638527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922616552.

The product of its digits is 2177280, while the sum is 50.

The spelling of 1313146638527 in words is "one trillion, three hundred thirteen billion, one hundred forty-six million, six hundred thirty-eight thousand, five hundred twenty-seven".