63139814 has 8 divisors (see below), whose sum is σ = 94765248. Its totient is φ = 31551400.

The previous prime is 63139799. The next prime is 63139829. The reversal of 63139814 is 41893136.

It is an interprime number because it is at equal distance from previous prime (63139799) and next prime (63139829).

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

It is a super-2 number, since 2×63139814² = 7973272223909192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4502 + ... + 12105.

It is an arithmetic number, because the mean of its divisors is an integer number (11845656).

Almost surely, 2^63139814 is an apocalyptic number.

63139814 is a deficient number, since it is larger than the sum of its proper divisors (31625434).

63139814 is a wasteful number, since it uses less digits than its factorization.

63139814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18510.

The product of its digits is 15552, while the sum is 35.

The square root of 63139814 is about 7946.0565062174. The cubic root of 63139814 is about 398.1998566965.

The spelling of 63139814 in words is "sixty-three million, one hundred thirty-nine thousand, eight hundred fourteen".