158909152 has 12 divisors (see below), whose sum is σ = 312852456. Its totient is φ = 79454560.

The previous prime is 158909143. The next prime is 158909159. The reversal of 158909152 is 251909851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158909159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2482924 + ... + 2482987.

It is an arithmetic number, because the mean of its divisors is an integer number (26071038).

Almost surely, 2^158909152 is an apocalyptic number.

It is an amenable number.

158909152 is a deficient number, since it is larger than the sum of its proper divisors (153943304).

158909152 is an equidigital number, since it uses as much as digits as its factorization.

158909152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4965921 (or 4965913 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 40.

The square root of 158909152 is about 12605.9173406778. The cubic root of 158909152 is about 541.6469517190.

The spelling of 158909152 in words is "one hundred fifty-eight million, nine hundred nine thousand, one hundred fifty-two".