9012149530 has 32 divisors (see below), whose sum is σ = 16301566224. Its totient is φ = 3587191296.

The previous prime is 9012149507. The next prime is 9012149567. The reversal of 9012149530 is 359412109.

It can be written as a sum of positive squares in 8 ways, for example, as 1971093609 + 7041055921 = 44397^2 + 83911^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2116884 + ... + 2121136.

Almost surely, 2^9012149530 is an apocalyptic number.

9012149530 is a deficient number, since it is larger than the sum of its proper divisors (7289416694).

9012149530 is a wasteful number, since it uses less digits than its factorization.

9012149530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 9012149530 is about 94932.3418546072. The cubic root of 9012149530 is about 2081.0194036946.

The spelling of 9012149530 in words is "nine billion, twelve million, one hundred forty-nine thousand, five hundred thirty".