151615012 has 24 divisors (see below), whose sum is σ = 271244792. Its totient is φ = 74131200.

The previous prime is 151614989. The next prime is 151615019. The reversal of 151615012 is 210516151.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16451136 + 135163876 = 4056^2 + 11626^2 .

It is a super-2 number, since 2×151615012² = 45974223727520288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (151615019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42448 + ... + 45880.

Almost surely, 2^151615012 is an apocalyptic number.

It is an amenable number.

151615012 is a deficient number, since it is larger than the sum of its proper divisors (119629780).

151615012 is a wasteful number, since it uses less digits than its factorization.

151615012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3679 (or 3677 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 151615012 is about 12313.2047818592. The cubic root of 151615012 is about 533.2293774816.

The spelling of 151615012 in words is "one hundred fifty-one million, six hundred fifteen thousand, twelve".