163155316 has 6 divisors (see below), whose sum is σ = 285521810. Its totient is φ = 81577656.

The previous prime is 163155301. The next prime is 163155329. The reversal of 163155316 is 613551361.

It can be written as a sum of positive squares in only one way, i.e., 143760100 + 19395216 = 11990^2 + 4404^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20394411 + ... + 20394418.

Almost surely, 2^163155316 is an apocalyptic number.

It is an amenable number.

163155316 is a deficient number, since it is larger than the sum of its proper divisors (122366494).

163155316 is a wasteful number, since it uses less digits than its factorization.

163155316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40788833 (or 40788831 counting only the distinct ones).

The product of its digits is 8100, while the sum is 31.

The square root of 163155316 is about 12773.2265305208. The cubic root of 163155316 is about 546.4290035388.

The spelling of 163155316 in words is "one hundred sixty-three million, one hundred fifty-five thousand, three hundred sixteen".