104187553 has 2 divisors, whose sum is σ = 104187554. Its totient is φ = 104187552.

The previous prime is 104187547. The next prime is 104187599. The reversal of 104187553 is 355781401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65399569 + 38787984 = 8087^2 + 6228^2 .

It is a cyclic number.

It is not a de Polignac number, because 104187553 - 2⁵ = 104187521 is a prime.

It is not a weakly prime, because it can be changed into another prime (104187533) 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, 52093776 + 52093777.

It is an arithmetic number, because the mean of its divisors is an integer number (52093777).

Almost surely, 2^104187553 is an apocalyptic number.

It is an amenable number.

104187553 is a deficient number, since it is larger than the sum of its proper divisors (1).

104187553 is an equidigital number, since it uses as much as digits as its factorization.

104187553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 104187553 is about 10207.2304274960. The cubic root of 104187553 is about 470.5494600064.

It can be divided in two parts, 10418 and 7553, that added together give a palindrome (17971).

The spelling of 104187553 in words is "one hundred four million, one hundred eighty-seven thousand, five hundred fifty-three".