16104643 has 2 divisors, whose sum is σ = 16104644. Its totient is φ = 16104642.

The previous prime is 16104629. The next prime is 16104653. The reversal of 16104643 is 34640161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16104643 - 2⁵ = 16104611 is a prime.

It is not a weakly prime, because it can be changed into another prime (16104653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8052321 + 8052322.

It is an arithmetic number, because the mean of its divisors is an integer number (8052322).

Almost surely, 2^16104643 is an apocalyptic number.

16104643 is a deficient number, since it is larger than the sum of its proper divisors (1).

16104643 is an equidigital number, since it uses as much as digits as its factorization.

16104643 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 25.

The square root of 16104643 is about 4013.0590576267. The cubic root of 16104643 is about 252.5323580398.

The spelling of 16104643 in words is "sixteen million, one hundred four thousand, six hundred forty-three".