158311952 has 20 divisors (see below), whose sum is σ = 322873680. Its totient is φ = 74989728.

The previous prime is 158311943. The next prime is 158311991. The reversal of 158311952 is 259113851.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 260078 + ... + 260685.

It is an arithmetic number, because the mean of its divisors is an integer number (16143684).

Almost surely, 2^158311952 is an apocalyptic number.

It is an amenable number.

158311952 is an abundant number, since it is smaller than the sum of its proper divisors (164561728).

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

158311952 is a wasteful number, since it uses less digits than its factorization.

158311952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520790 (or 520784 counting only the distinct ones).

The product of its digits is 10800, while the sum is 35.

The square root of 158311952 is about 12582.2077553981. The cubic root of 158311952 is about 540.9675748154.

The spelling of 158311952 in words is "one hundred fifty-eight million, three hundred eleven thousand, nine hundred fifty-two".