158149412 has 24 divisors (see below), whose sum is σ = 286842360. Its totient is φ = 76204800.

The previous prime is 158149391. The next prime is 158149421. The reversal of 158149412 is 214941851.

158149412 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10137856 + 148011556 = 3184^2 + 12166^2 .

It is a super-2 number, since 2×158149412² = 50022473031891488, which contains 22 as substring.

158149412 is strictly pandigital in base 9.

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 7 ways as a sum of consecutive naturals, for example, 86912 + ... + 88712.

It is an arithmetic number, because the mean of its divisors is an integer number (11951765).

Almost surely, 2^158149412 is an apocalyptic number.

It is an amenable number.

158149412 is a deficient number, since it is larger than the sum of its proper divisors (128692948).

158149412 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (158149411) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (2589).

158149412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591 (or 2589 counting only the distinct ones).

The product of its digits is 11520, while the sum is 35.

The square root of 158149412 is about 12575.7469758261. The cubic root of 158149412 is about 540.7823730074.

The spelling of 158149412 in words is "one hundred fifty-eight million, one hundred forty-nine thousand, four hundred twelve".