163050257 has 2 divisors, whose sum is σ = 163050258. Its totient is φ = 163050256.

The previous prime is 163050211. The next prime is 163050311. The reversal of 163050257 is 752050361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162205696 + 844561 = 12736^2 + 919^2 .

It is a cyclic number.

It is not a de Polignac number, because 163050257 - 2¹⁰ = 163049233 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163052257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81525128 + 81525129.

It is an arithmetic number, because the mean of its divisors is an integer number (81525129).

Almost surely, 2^163050257 is an apocalyptic number.

It is an amenable number.

163050257 is a deficient number, since it is larger than the sum of its proper divisors (1).

163050257 is an equidigital number, since it uses as much as digits as its factorization.

163050257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 163050257 is about 12769.1133991362. The cubic root of 163050257 is about 546.3116928020.

The spelling of 163050257 in words is "one hundred sixty-three million, fifty thousand, two hundred fifty-seven".