104231117 has 2 divisors, whose sum is σ = 104231118. Its totient is φ = 104231116.

The previous prime is 104231081. The next prime is 104231119. The reversal of 104231117 is 711132401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81468676 + 22762441 = 9026^2 + 4771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104231117 is a prime.

Together with 104231119, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104231119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52115558 + 52115559.

It is an arithmetic number, because the mean of its divisors is an integer number (52115559).

Almost surely, 2^104231117 is an apocalyptic number.

It is an amenable number.

104231117 is a deficient number, since it is larger than the sum of its proper divisors (1).

104231117 is an equidigital number, since it uses as much as digits as its factorization.

104231117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 104231117 is about 10209.3641819655. The cubic root of 104231117 is about 470.6150345709.

Adding to 104231117 its reverse (711132401), we get a palindrome (815363518).

The spelling of 104231117 in words is "one hundred four million, two hundred thirty-one thousand, one hundred seventeen".