15122122159 has 2 divisors, whose sum is σ = 15122122160. Its totient is φ = 15122122158.

The previous prime is 15122122139. The next prime is 15122122229. The reversal of 15122122159 is 95122122151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15122122159 - 2¹⁵ = 15122089391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15122122159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15122122129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7561061079 + 7561061080.

It is an arithmetic number, because the mean of its divisors is an integer number (7561061080).

Almost surely, 2^15122122159 is an apocalyptic number.

15122122159 is a deficient number, since it is larger than the sum of its proper divisors (1).

15122122159 is an equidigital number, since it uses as much as digits as its factorization.

15122122159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 31.

The spelling of 15122122159 in words is "fifteen billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred fifty-nine".