11056464432131 has 4 divisors (see below), whose sum is σ = 11313591511992. Its totient is φ = 10799337352272.

The previous prime is 11056464432113. The next prime is 11056464432133. The reversal of 11056464432131 is 13123446465011.

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 11056464432131 - 2¹⁰ = 11056464431107 is a prime.

It is a super-2 number, since 2×11056464432131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11056464432133) 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, 128563539866 + ... + 128563539951.

It is an arithmetic number, because the mean of its divisors is an integer number (2828397877998).

Almost surely, 2^{11056464432131} is an apocalyptic number.

11056464432131 is a deficient number, since it is larger than the sum of its proper divisors (257127079861).

11056464432131 is an equidigital number, since it uses as much as digits as its factorization.

11056464432131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257127079860.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 11056464432131 in words is "eleven trillion, fifty-six billion, four hundred sixty-four million, four hundred thirty-two thousand, one hundred thirty-one".