159269923 has 6 divisors (see below), whose sum is σ = 169190156. Its totient is φ = 149900832.

The previous prime is 159269899. The next prime is 159269927. The reversal of 159269923 is 329962951.

It is not a de Polignac number, because 159269923 - 2¹³ = 159261731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159269927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 275265 + ... + 275842.

Almost surely, 2^159269923 is an apocalyptic number.

159269923 is a deficient number, since it is larger than the sum of its proper divisors (9920233).

159269923 is an equidigital number, since it uses as much as digits as its factorization.

159269923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551141 (or 551124 counting only the distinct ones).

The product of its digits is 262440, while the sum is 46.

The square root of 159269923 is about 12620.2188174374. The cubic root of 159269923 is about 542.0565417609.

The spelling of 159269923 in words is "one hundred fifty-nine million, two hundred sixty-nine thousand, nine hundred twenty-three".