90301163 has 2 divisors, whose sum is σ = 90301164. Its totient is φ = 90301162.

The previous prime is 90301117. The next prime is 90301207. The reversal of 90301163 is 36110309.

It is a strong prime.

It is an emirp because it is prime and its reverse (36110309) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90301163 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (90301063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45150581 + 45150582.

It is an arithmetic number, because the mean of its divisors is an integer number (45150582).

Almost surely, 2^90301163 is an apocalyptic number.

90301163 is a deficient number, since it is larger than the sum of its proper divisors (1).

90301163 is an equidigital number, since it uses as much as digits as its factorization.

90301163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 90301163 is about 9502.6924079442. The cubic root of 90301163 is about 448.6397823165.

The spelling of 90301163 in words is "ninety million, three hundred one thousand, one hundred sixty-three".