104032217 has 2 divisors, whose sum is σ = 104032218. Its totient is φ = 104032216.

The previous prime is 104032213. The next prime is 104032219. The reversal of 104032217 is 712230401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103652761 + 379456 = 10181^2 + 616^2 .

It is a cyclic number.

It is not a de Polignac number, because 104032217 - 2² = 104032213 is a prime.

Together with 104032219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104032213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52016108 + 52016109.

It is an arithmetic number, because the mean of its divisors is an integer number (52016109).

Almost surely, 2^104032217 is an apocalyptic number.

It is an amenable number.

104032217 is a deficient number, since it is larger than the sum of its proper divisors (1).

104032217 is an equidigital number, since it uses as much as digits as its factorization.

104032217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 104032217 is about 10199.6184732567. The cubic root of 104032217 is about 470.3154921139.

Adding to 104032217 its reverse (712230401), we get a palindrome (816262618).

The spelling of 104032217 in words is "one hundred four million, thirty-two thousand, two hundred seventeen".