63039899 has 4 divisors (see below), whose sum is σ = 67889136. Its totient is φ = 58190664.

The previous prime is 63039877. The next prime is 63039913. The reversal of 63039899 is 99893036.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63039899 - 2²⁰ = 61991323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63039839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2424599 + ... + 2424624.

It is an arithmetic number, because the mean of its divisors is an integer number (16972284).

Almost surely, 2^63039899 is an apocalyptic number.

63039899 is a deficient number, since it is larger than the sum of its proper divisors (4849237).

63039899 is a wasteful number, since it uses less digits than its factorization.

63039899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4849236.

The product of its (nonzero) digits is 314928, while the sum is 47.

The square root of 63039899 is about 7939.7669361260. The cubic root of 63039899 is about 397.9897032765.

The spelling of 63039899 in words is "sixty-three million, thirty-nine thousand, eight hundred ninety-nine".