158314972 has 6 divisors (see below), whose sum is σ = 277051208. Its totient is φ = 79157484.

The previous prime is 158314969. The next prime is 158314991. The reversal of 158314972 is 279413851.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19789368 + ... + 19789375.

Almost surely, 2^158314972 is an apocalyptic number.

It is an amenable number.

158314972 is a deficient number, since it is larger than the sum of its proper divisors (118736236).

158314972 is a wasteful number, since it uses less digits than its factorization.

158314972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39578747 (or 39578745 counting only the distinct ones).

The product of its digits is 60480, while the sum is 40.

The square root of 158314972 is about 12582.3277655607. The cubic root of 158314972 is about 540.9710146729.

The spelling of 158314972 in words is "one hundred fifty-eight million, three hundred fourteen thousand, nine hundred seventy-two".