104397523 has 2 divisors, whose sum is σ = 104397524. Its totient is φ = 104397522.

The previous prime is 104397509. The next prime is 104397541. The reversal of 104397523 is 325793401.

It is a weak prime.

It is an emirp because it is prime and its reverse (325793401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104397523 is a prime.

It is not a weakly prime, because it can be changed into another prime (104397563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52198761 + 52198762.

It is an arithmetic number, because the mean of its divisors is an integer number (52198762).

Almost surely, 2^104397523 is an apocalyptic number.

104397523 is a deficient number, since it is larger than the sum of its proper divisors (1).

104397523 is an equidigital number, since it uses as much as digits as its factorization.

104397523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 104397523 is about 10217.5106067965. The cubic root of 104397523 is about 470.8653485805.

The spelling of 104397523 in words is "one hundred four million, three hundred ninety-seven thousand, five hundred twenty-three".