1163553010513 has 4 divisors (see below), whose sum is σ = 1165432741360. Its totient is φ = 1161673279668.

The previous prime is 1163553010493. The next prime is 1163553010549. The reversal of 1163553010513 is 3150103553611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1163553010513 - 2²⁹ = 1163016139601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1163553014513) 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, 939864495 + ... + 939865732.

It is an arithmetic number, because the mean of its divisors is an integer number (291358185340).

Almost surely, 2^{1163553010513} is an apocalyptic number.

It is an amenable number.

1163553010513 is a deficient number, since it is larger than the sum of its proper divisors (1879730847).

1163553010513 is an equidigital number, since it uses as much as digits as its factorization.

1163553010513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879730846.

The product of its (nonzero) digits is 20250, while the sum is 34.

The spelling of 1163553010513 in words is "one trillion, one hundred sixty-three billion, five hundred fifty-three million, ten thousand, five hundred thirteen".