163112836 has 6 divisors (see below), whose sum is σ = 285447470. Its totient is φ = 81556416.

The previous prime is 163112827. The next prime is 163112843. The reversal of 163112836 is 638211361.

163112836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 150552900 + 12559936 = 12270^2 + 3544^2 .

It is a junction number, because it is equal to n+sod(n) for n = 163112798 and 163112807.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20389101 + ... + 20389108.

Almost surely, 2^163112836 is an apocalyptic number.

It is an amenable number.

163112836 is a deficient number, since it is larger than the sum of its proper divisors (122334634).

163112836 is a wasteful number, since it uses less digits than its factorization.

163112836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40778213 (or 40778211 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 163112836 is about 12771.5635691171. The cubic root of 163112836 is about 546.3815756860.

The spelling of 163112836 in words is "one hundred sixty-three million, one hundred twelve thousand, eight hundred thirty-six".