11372390051 has 4 divisors (see below), whose sum is σ = 12406243704. Its totient is φ = 10338536400.

The previous prime is 11372390039. The next prime is 11372390119. The reversal of 11372390051 is 15009327311.

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 11372390051 - 2²⁶ = 11305281187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11372390011) 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, 516926810 + ... + 516926831.

It is an arithmetic number, because the mean of its divisors is an integer number (3101560926).

Almost surely, 2^11372390051 is an apocalyptic number.

11372390051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11372390051 is a deficient number, since it is larger than the sum of its proper divisors (1033853653).

11372390051 is a wasteful number, since it uses less digits than its factorization.

11372390051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033853652.

The product of its (nonzero) digits is 5670, while the sum is 32.

The spelling of 11372390051 in words is "eleven billion, three hundred seventy-two million, three hundred ninety thousand, fifty-one".