11539271167 has 2 divisors, whose sum is σ = 11539271168. Its totient is φ = 11539271166.

The previous prime is 11539271131. The next prime is 11539271207. The reversal of 11539271167 is 76117293511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11539271167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11539274167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5769635583 + 5769635584.

It is an arithmetic number, because the mean of its divisors is an integer number (5769635584).

Almost surely, 2^11539271167 is an apocalyptic number.

11539271167 is a deficient number, since it is larger than the sum of its proper divisors (1).

11539271167 is an equidigital number, since it uses as much as digits as its factorization.

11539271167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 43.

The spelling of 11539271167 in words is "eleven billion, five hundred thirty-nine million, two hundred seventy-one thousand, one hundred sixty-seven".