11159104031 has 2 divisors, whose sum is σ = 11159104032. Its totient is φ = 11159104030.

The previous prime is 11159104027. The next prime is 11159104153. The reversal of 11159104031 is 13040195111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11159104031 - 2² = 11159104027 is a prime.

It is a super-2 number, since 2×11159104031² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11159104331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5579552015 + 5579552016.

It is an arithmetic number, because the mean of its divisors is an integer number (5579552016).

Almost surely, 2^11159104031 is an apocalyptic number.

11159104031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11159104031 is an equidigital number, since it uses as much as digits as its factorization.

11159104031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 26.

Adding to 11159104031 its reverse (13040195111), we get a palindrome (24199299142).

The spelling of 11159104031 in words is "eleven billion, one hundred fifty-nine million, one hundred four thousand, thirty-one".