11132374081 has 4 divisors (see below), whose sum is σ = 11369233152. Its totient is φ = 10895515012.

The previous prime is 11132374073. The next prime is 11132374091. The reversal of 11132374081 is 18047323111.

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 11132374081 - 2³ = 11132374073 is a prime.

It is a super-2 number, since 2×11132374081² (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 (11132374031) 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, 118429465 + ... + 118429558.

It is an arithmetic number, because the mean of its divisors is an integer number (2842308288).

Almost surely, 2^11132374081 is an apocalyptic number.

It is an amenable number.

11132374081 is a deficient number, since it is larger than the sum of its proper divisors (236859071).

11132374081 is an equidigital number, since it uses as much as digits as its factorization.

11132374081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236859070.

The product of its (nonzero) digits is 4032, while the sum is 31.

Adding to 11132374081 its reverse (18047323111), we get a palindrome (29179697192).

The spelling of 11132374081 in words is "eleven billion, one hundred thirty-two million, three hundred seventy-four thousand, eighty-one".