159191952 has 40 divisors (see below), whose sum is σ = 416461440. Its totient is φ = 52391040.

The previous prime is 159191951. The next prime is 159191953. The reversal of 159191952 is 259191951.

It is an interprime number because it is at equal distance from previous prime (159191951) and next prime (159191953).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159191951) 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 7 ways as a sum of consecutive naturals, for example, 17199 + ... + 24782.

It is an arithmetic number, because the mean of its divisors is an integer number (10411536).

Almost surely, 2^159191952 is an apocalyptic number.

159191952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

159191952 is an abundant number, since it is smaller than the sum of its proper divisors (257269488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159191952 is a wasteful number, since it uses less digits than its factorization.

159191952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42071 (or 42065 counting only the distinct ones).

The product of its digits is 36450, while the sum is 42.

The square root of 159191952 is about 12617.1293089989. The cubic root of 159191952 is about 541.9680722649.

Subtracting 159191952 from its reverse (259191951), we obtain a palindrome (99999999).

It can be divided in two parts, 15919 and 1952, that added together give a palindrome (17871).

The spelling of 159191952 in words is "one hundred fifty-nine million, one hundred ninety-one thousand, nine hundred fifty-two".