11132438231 has 2 divisors, whose sum is σ = 11132438232. Its totient is φ = 11132438230.

The previous prime is 11132438183. The next prime is 11132438263. The reversal of 11132438231 is 13283423111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11132438231 - 2⁶ = 11132438167 is a prime.

It is a super-2 number, since 2×11132438231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11132438194 and 11132438203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11132432231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566219115 + 5566219116.

It is an arithmetic number, because the mean of its divisors is an integer number (5566219116).

Almost surely, 2^11132438231 is an apocalyptic number.

11132438231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11132438231 is an equidigital number, since it uses as much as digits as its factorization.

11132438231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The spelling of 11132438231 in words is "eleven billion, one hundred thirty-two million, four hundred thirty-eight thousand, two hundred thirty-one".