163156 has 12 divisors (see below), whose sum is σ = 326368. Its totient is φ = 69912.

The previous prime is 163151. The next prime is 163169. The reversal of 163156 is 651361.

163156 = 24² + 25² + ... + 79².

163156 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163151) by changing a digit.

163156 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2886 + ... + 2941.

2¹⁶³¹⁵⁶ is an apocalyptic number.

It is an amenable number.

163156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163156 is a wasteful number, since it uses less digits than its factorization.

163156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838 (or 5836 counting only the distinct ones).

The product of its digits is 540, while the sum is 22.

The square root of 163156 is about 403.9257357485. The cubic root of 163156 is about 54.6429767140.

The spelling of 163156 in words is "one hundred sixty-three thousand, one hundred fifty-six".