104387417 has 2 divisors, whose sum is σ = 104387418. Its totient is φ = 104387416.

The previous prime is 104387411. The next prime is 104387419. The reversal of 104387417 is 714783401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102839881 + 1547536 = 10141^2 + 1244^2 .

It is a cyclic number.

It is not a de Polignac number, because 104387417 - 2⁴ = 104387401 is a prime.

Together with 104387419, 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 (104387411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52193708 + 52193709.

It is an arithmetic number, because the mean of its divisors is an integer number (52193709).

Almost surely, 2^104387417 is an apocalyptic number.

It is an amenable number.

104387417 is a deficient number, since it is larger than the sum of its proper divisors (1).

104387417 is an equidigital number, since it uses as much as digits as its factorization.

104387417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 104387417 is about 10217.0160516660. The cubic root of 104387417 is about 470.8501543542.

The spelling of 104387417 in words is "one hundred four million, three hundred eighty-seven thousand, four hundred seventeen".