104274217 has 2 divisors, whose sum is σ = 104274218. Its totient is φ = 104274216.

The previous prime is 104274211. The next prime is 104274241. The reversal of 104274217 is 712472401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93489561 + 10784656 = 9669^2 + 3284^2 .

It is an emirp because it is prime and its reverse (712472401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104274217 - 2⁷ = 104274089 is a prime.

It is a super-2 number, since 2×104274217² = 21746224661926178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104274211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52137108 + 52137109.

It is an arithmetic number, because the mean of its divisors is an integer number (52137109).

Almost surely, 2^104274217 is an apocalyptic number.

It is an amenable number.

104274217 is a deficient number, since it is larger than the sum of its proper divisors (1).

104274217 is an equidigital number, since it uses as much as digits as its factorization.

104274217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 104274217 is about 10211.4747710603. The cubic root of 104274217 is about 470.6798927228.

The spelling of 104274217 in words is "one hundred four million, two hundred seventy-four thousand, two hundred seventeen".