18410057 has 2 divisors, whose sum is σ = 18410058. Its totient is φ = 18410056.

The previous prime is 18410039. The next prime is 18410083. The reversal of 18410057 is 75001481.

It is an a-pointer prime, because the next prime (18410083) can be obtained adding 18410057 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17480761 + 929296 = 4181^2 + 964^2 .

It is a cyclic number.

It is not a de Polignac number, because 18410057 - 2⁸ = 18409801 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (18410017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9205028 + 9205029.

It is an arithmetic number, because the mean of its divisors is an integer number (9205029).

Almost surely, 2^18410057 is an apocalyptic number.

It is an amenable number.

18410057 is a deficient number, since it is larger than the sum of its proper divisors (1).

18410057 is an equidigital number, since it uses as much as digits as its factorization.

18410057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 18410057 is about 4290.6942328719. The cubic root of 18410057 is about 264.0493145173.

The spelling of 18410057 in words is "eighteen million, four hundred ten thousand, fifty-seven".