18104302747 has 2 divisors, whose sum is σ = 18104302748. Its totient is φ = 18104302746.

The previous prime is 18104302693. The next prime is 18104302831. The reversal of 18104302747 is 74720340181.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18104302747 - 2²³ = 18095914139 is a prime.

It is not a weakly prime, because it can be changed into another prime (18104306747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9052151373 + 9052151374.

It is an arithmetic number, because the mean of its divisors is an integer number (9052151374).

Almost surely, 2^18104302747 is an apocalyptic number.

18104302747 is a deficient number, since it is larger than the sum of its proper divisors (1).

18104302747 is an equidigital number, since it uses as much as digits as its factorization.

18104302747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 37.

The spelling of 18104302747 in words is "eighteen billion, one hundred four million, three hundred two thousand, seven hundred forty-seven".