158647012 has 12 divisors (see below), whose sum is σ = 278434800. Its totient is φ = 79094216.

The previous prime is 158646989. The next prime is 158647019. The reversal of 158647012 is 210746851.

It is not an unprimeable number, because it can be changed into a prime (158647019) 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 3 ways as a sum of consecutive naturals, for example, 55762 + ... + 58537.

It is an arithmetic number, because the mean of its divisors is an integer number (23202900).

Almost surely, 2^158647012 is an apocalyptic number.

It is an amenable number.

158647012 is a deficient number, since it is larger than the sum of its proper divisors (119787788).

158647012 is a wasteful number, since it uses less digits than its factorization.

158647012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114650 (or 114648 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 158647012 is about 12595.5155511793. The cubic root of 158647012 is about 541.3489502574.

The spelling of 158647012 in words is "one hundred fifty-eight million, six hundred forty-seven thousand, twelve".