163465061 has 2 divisors, whose sum is σ = 163465062. Its totient is φ = 163465060.

The previous prime is 163465051. The next prime is 163465109. The reversal of 163465061 is 160564361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163456225 + 8836 = 12785^2 + 94^2 .

It is a cyclic number.

It is not a de Polignac number, because 163465061 - 2⁶ = 163464997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163465051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81732530 + 81732531.

It is an arithmetic number, because the mean of its divisors is an integer number (81732531).

Almost surely, 2^163465061 is an apocalyptic number.

It is an amenable number.

163465061 is a deficient number, since it is larger than the sum of its proper divisors (1).

163465061 is an equidigital number, since it uses as much as digits as its factorization.

163465061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 163465061 is about 12785.3455565346. The cubic root of 163465061 is about 546.7745774397.

The spelling of 163465061 in words is "one hundred sixty-three million, four hundred sixty-five thousand, sixty-one".