104836643 has 2 divisors, whose sum is σ = 104836644. Its totient is φ = 104836642.

The previous prime is 104836639. The next prime is 104836657. The reversal of 104836643 is 346638401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104836643 - 2² = 104836639 is a prime.

It is not a weakly prime, because it can be changed into another prime (104836663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52418321 + 52418322.

It is an arithmetic number, because the mean of its divisors is an integer number (52418322).

Almost surely, 2^104836643 is an apocalyptic number.

104836643 is a deficient number, since it is larger than the sum of its proper divisors (1).

104836643 is an equidigital number, since it uses as much as digits as its factorization.

104836643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 104836643 is about 10238.9766578501. The cubic root of 104836643 is about 471.5246144301.

The spelling of 104836643 in words is "one hundred four million, eight hundred thirty-six thousand, six hundred forty-three".