104080289 has 2 divisors, whose sum is σ = 104080290. Its totient is φ = 104080288.

The previous prime is 104080211. The next prime is 104080303. The reversal of 104080289 is 982080401.

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., 100500625 + 3579664 = 10025^2 + 1892^2 .

It is a cyclic number.

It is not a de Polignac number, because 104080289 - 2⁸ = 104080033 is a prime.

It is not a weakly prime, because it can be changed into another prime (104080489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52040144 + 52040145.

It is an arithmetic number, because the mean of its divisors is an integer number (52040145).

Almost surely, 2^104080289 is an apocalyptic number.

It is an amenable number.

104080289 is a deficient number, since it is larger than the sum of its proper divisors (1).

104080289 is an equidigital number, since it uses as much as digits as its factorization.

104080289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 104080289 is about 10201.9747598198. The cubic root of 104080289 is about 470.3879232813.

The spelling of 104080289 in words is "one hundred four million, eighty thousand, two hundred eighty-nine".