104131597 has 2 divisors, whose sum is σ = 104131598. Its totient is φ = 104131596.

The previous prime is 104131561. The next prime is 104131619. The reversal of 104131597 is 795131401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102941316 + 1190281 = 10146^2 + 1091^2 .

It is a cyclic number.

It is not a de Polignac number, because 104131597 - 2¹¹ = 104129549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104131397) 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, 52065798 + 52065799.

It is an arithmetic number, because the mean of its divisors is an integer number (52065799).

Almost surely, 2^104131597 is an apocalyptic number.

It is an amenable number.

104131597 is a deficient number, since it is larger than the sum of its proper divisors (1).

104131597 is an equidigital number, since it uses as much as digits as its factorization.

104131597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 104131597 is about 10204.4890611926. The cubic root of 104131597 is about 470.4652056019.

Adding to 104131597 its reverse (795131401), we get a palindrome (899262998).

The spelling of 104131597 in words is "one hundred four million, one hundred thirty-one thousand, five hundred ninety-seven".