18104000329 has 2 divisors, whose sum is σ = 18104000330. Its totient is φ = 18104000328.

The previous prime is 18104000273. The next prime is 18104000339. The reversal of 18104000329 is 92300040181.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18002393929 + 101606400 = 134173^2 + 10080^2 .

It is a cyclic number.

It is not a de Polignac number, because 18104000329 - 2¹¹ = 18103998281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18104000297 and 18104000306.

It is not a weakly prime, because it can be changed into another prime (18104000339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9052000164 + 9052000165.

It is an arithmetic number, because the mean of its divisors is an integer number (9052000165).

Almost surely, 2^18104000329 is an apocalyptic number.

It is an amenable number.

18104000329 is a deficient number, since it is larger than the sum of its proper divisors (1).

18104000329 is an equidigital number, since it uses as much as digits as its factorization.

18104000329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 18104000329 in words is "eighteen billion, one hundred four million, three hundred twenty-nine", and thus it is an aban number.