163502093 has 2 divisors, whose sum is σ = 163502094. Its totient is φ = 163502092.

The previous prime is 163502081. The next prime is 163502161. The reversal of 163502093 is 390205361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149499529 + 14002564 = 12227^2 + 3742^2 .

It is a cyclic number.

It is not a de Polignac number, because 163502093 - 2²⁰ = 162453517 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 (163502023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81751046 + 81751047.

It is an arithmetic number, because the mean of its divisors is an integer number (81751047).

Almost surely, 2^163502093 is an apocalyptic number.

It is an amenable number.

163502093 is a deficient number, since it is larger than the sum of its proper divisors (1).

163502093 is an equidigital number, since it uses as much as digits as its factorization.

163502093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 163502093 is about 12786.7936950590. The cubic root of 163502093 is about 546.8158637900.

The spelling of 163502093 in words is "one hundred sixty-three million, five hundred two thousand, ninety-three".