11563011604303 has 4 divisors (see below), whose sum is σ = 11682217909600. Its totient is φ = 11443805299008.

The previous prime is 11563011604297. The next prime is 11563011604351. The reversal of 11563011604303 is 30340611036511.

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 11563011604303 - 2⁵ = 11563011604271 is a prime.

It is a super-2 number, since 2×11563011604303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11563011604003) 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, 59603152503 + ... + 59603152696.

It is an arithmetic number, because the mean of its divisors is an integer number (2920554477400).

Almost surely, 2^{11563011604303} is an apocalyptic number.

11563011604303 is a deficient number, since it is larger than the sum of its proper divisors (119206305297).

11563011604303 is an equidigital number, since it uses as much as digits as its factorization.

11563011604303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119206305296.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 11563011604303 in words is "eleven trillion, five hundred sixty-three billion, eleven million, six hundred four thousand, three hundred three".