104032321 has 2 divisors, whose sum is σ = 104032322. Its totient is φ = 104032320.

The previous prime is 104032303. The next prime is 104032343. The reversal of 104032321 is 123230401.

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., 88736400 + 15295921 = 9420^2 + 3911^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104032321 is a prime.

It is a super-3 number, since 3×104032321³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 104032295 and 104032304.

It is not a weakly prime, because it can be changed into another prime (104032301) 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, 52016160 + 52016161.

It is an arithmetic number, because the mean of its divisors is an integer number (52016161).

Almost surely, 2^104032321 is an apocalyptic number.

It is an amenable number.

104032321 is a deficient number, since it is larger than the sum of its proper divisors (1).

104032321 is an equidigital number, since it uses as much as digits as its factorization.

104032321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 104032321 is about 10199.6235714854. The cubic root of 104032321 is about 470.3156488371.

Adding to 104032321 its reverse (123230401), we get a palindrome (227262722).

The spelling of 104032321 in words is "one hundred four million, thirty-two thousand, three hundred twenty-one".