159299232269 has 2 divisors, whose sum is σ = 159299232270. Its totient is φ = 159299232268.

The previous prime is 159299232251. The next prime is 159299232283. The reversal of 159299232269 is 962232992951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126088908100 + 33210324169 = 355090^2 + 182237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159299232269 is a prime.

It is a super-2 number, since 2×159299232269² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159299232229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79649616134 + 79649616135.

It is an arithmetic number, because the mean of its divisors is an integer number (79649616135).

Almost surely, 2^159299232269 is an apocalyptic number.

It is an amenable number.

159299232269 is a deficient number, since it is larger than the sum of its proper divisors (1).

159299232269 is an equidigital number, since it uses as much as digits as its factorization.

159299232269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9447840, while the sum is 59.

It can be divided in two parts, 1592992 and 32269, that added together give a palindrome (1625261).

The spelling of 159299232269 in words is "one hundred fifty-nine billion, two hundred ninety-nine million, two hundred thirty-two thousand, two hundred sixty-nine".