104552321 has 2 divisors, whose sum is σ = 104552322. Its totient is φ = 104552320.

The previous prime is 104552311. The next prime is 104552339. The reversal of 104552321 is 123255401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97792321 + 6760000 = 9889^2 + 2600^2 .

It is a cyclic number.

It is not a de Polignac number, because 104552321 - 2²² = 100358017 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104552311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52276160 + 52276161.

It is an arithmetic number, because the mean of its divisors is an integer number (52276161).

Almost surely, 2^104552321 is an apocalyptic number.

It is an amenable number.

104552321 is a deficient number, since it is larger than the sum of its proper divisors (1).

104552321 is an equidigital number, since it uses as much as digits as its factorization.

104552321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 104552321 is about 10225.0829336490. The cubic root of 104552321 is about 471.0979627134.

The spelling of 104552321 in words is "one hundred four million, five hundred fifty-two thousand, three hundred twenty-one".