52163138 has 8 divisors (see below), whose sum is σ = 79909632. Its totient is φ = 25526596.

The previous prime is 52163119. The next prime is 52163159. The reversal of 52163138 is 83136125.

52163138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52163138.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277370 + ... + 277557.

It is an arithmetic number, because the mean of its divisors is an integer number (9988704).

Almost surely, 2^52163138 is an apocalyptic number.

52163138 is a deficient number, since it is larger than the sum of its proper divisors (27746494).

52163138 is a wasteful number, since it uses less digits than its factorization.

52163138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554976.

The product of its digits is 4320, while the sum is 29.

The square root of 52163138 is about 7222.4052780220. The cubic root of 52163138 is about 373.6410379487.

The spelling of 52163138 in words is "fifty-two million, one hundred sixty-three thousand, one hundred thirty-eight".