2318663 has 2 divisors, whose sum is σ = 2318664. Its totient is φ = 2318662.

The previous prime is 2318623. The next prime is 2318677. The reversal of 2318663 is 3668132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2318663 - 2⁶ = 2318599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2318623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1159331 + 1159332.

It is an arithmetic number, because the mean of its divisors is an integer number (1159332).

2^2318663 is an apocalyptic number.

2318663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2318663 is an equidigital number, since it uses as much as digits as its factorization.

2318663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 2318663 is about 1522.7156661701. The cubic root of 2318663 is about 132.3566837731.

The spelling of 2318663 in words is "two million, three hundred eighteen thousand, six hundred sixty-three".