18474059 has 2 divisors, whose sum is σ = 18474060. Its totient is φ = 18474058.

The previous prime is 18474017. The next prime is 18474077. The reversal of 18474059 is 95047481.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18474059 - 2⁸ = 18473803 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (18474089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9237029 + 9237030.

It is an arithmetic number, because the mean of its divisors is an integer number (9237030).

Almost surely, 2^18474059 is an apocalyptic number.

18474059 is a deficient number, since it is larger than the sum of its proper divisors (1).

18474059 is an equidigital number, since it uses as much as digits as its factorization.

18474059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 18474059 is about 4298.1459956591. The cubic root of 18474059 is about 264.3549470713.

The spelling of 18474059 in words is "eighteen million, four hundred seventy-four thousand, fifty-nine".