11051364931 has 4 divisors (see below), whose sum is σ = 11075029992. Its totient is φ = 11027699872.

The previous prime is 11051364923. The next prime is 11051364949. The reversal of 11051364931 is 13946315011.

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 11051364931 - 2³ = 11051364923 is a prime.

It is a super-2 number, since 2×11051364931² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11051364901) 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, 11831830 + ... + 11832763.

It is an arithmetic number, because the mean of its divisors is an integer number (2768757498).

Almost surely, 2^11051364931 is an apocalyptic number.

11051364931 is a deficient number, since it is larger than the sum of its proper divisors (23665061).

11051364931 is an equidigital number, since it uses as much as digits as its factorization.

11051364931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23665060.

The product of its (nonzero) digits is 9720, while the sum is 34.

Adding to 11051364931 its reverse (13946315011), we get a palindrome (24997679942).

The spelling of 11051364931 in words is "eleven billion, fifty-one million, three hundred sixty-four thousand, nine hundred thirty-one".