94917089 has 2 divisors, whose sum is σ = 94917090. Its totient is φ = 94917088.

The previous prime is 94917059. The next prime is 94917107. The reversal of 94917089 is 98071949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87984400 + 6932689 = 9380^2 + 2633^2 .

It is a cyclic number.

It is not a de Polignac number, because 94917089 - 2²⁰ = 93868513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (94917049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47458544 + 47458545.

It is an arithmetic number, because the mean of its divisors is an integer number (47458545).

Almost surely, 2^94917089 is an apocalyptic number.

It is an amenable number.

94917089 is a deficient number, since it is larger than the sum of its proper divisors (1).

94917089 is an equidigital number, since it uses as much as digits as its factorization.

94917089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 47.

The square root of 94917089 is about 9742.5401718443. The cubic root of 94917089 is about 456.1574828610.

The spelling of 94917089 in words is "ninety-four million, nine hundred seventeen thousand, eighty-nine".