180413163 has 72 divisors (see below), whose sum is σ = 328986112. Its totient is φ = 96764544.

The previous prime is 180413159. The next prime is 180413179. The reversal of 180413163 is 361314081.

180413163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 180413163 - 2² = 180413159 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180413153) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 491406 + ... + 491772.

Almost surely, 2^180413163 is an apocalyptic number.

180413163 is a deficient number, since it is larger than the sum of its proper divisors (148572949).

180413163 is an equidigital number, since it uses as much as digits as its factorization.

180413163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 180413163 is about 13431.7967152574. The cubic root of 180413163 is about 565.0532886278.

The spelling of 180413163 in words is "one hundred eighty million, four hundred thirteen thousand, one hundred sixty-three".