104898817 has 2 divisors, whose sum is σ = 104898818. Its totient is φ = 104898816.

The previous prime is 104898809. The next prime is 104898821. The reversal of 104898817 is 718898401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104878081 + 20736 = 10241^2 + 144^2 .

It is a cyclic number.

It is not a de Polignac number, because 104898817 - 2³ = 104898809 is a prime.

It is a super-2 number, since 2×104898817² = 22007523615998978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104898217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52449408 + 52449409.

It is an arithmetic number, because the mean of its divisors is an integer number (52449409).

Almost surely, 2^104898817 is an apocalyptic number.

It is an amenable number.

104898817 is a deficient number, since it is larger than the sum of its proper divisors (1).

104898817 is an equidigital number, since it uses as much as digits as its factorization.

104898817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 46.

The square root of 104898817 is about 10242.0123510959. The cubic root of 104898817 is about 471.6178095095.

It can be divided in two parts, 10489 and 8817, that added together give a triangular number (19306 = T₁₉₆).

The spelling of 104898817 in words is "one hundred four million, eight hundred ninety-eight thousand, eight hundred seventeen".