63012009 has 8 divisors (see below), whose sum is σ = 84242752. Its totient is φ = 41894640.

The previous prime is 63011987. The next prime is 63012017. The reversal of 63012009 is 90021036.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63012009 - 2⁹ = 63011497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63012029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27037 + ... + 29274.

It is an arithmetic number, because the mean of its divisors is an integer number (10530344).

Almost surely, 2^63012009 is an apocalyptic number.

It is an amenable number.

63012009 is a deficient number, since it is larger than the sum of its proper divisors (21230743).

63012009 is a wasteful number, since it uses less digits than its factorization.

63012009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56687.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 63012009 is about 7938.0103930393. The cubic root of 63012009 is about 397.9310019865.

The spelling of 63012009 in words is "sixty-three million, twelve thousand, nine".