104368421 has 2 divisors, whose sum is σ = 104368422. Its totient is φ = 104368420.

The previous prime is 104368373. The next prime is 104368441. The reversal of 104368421 is 124863401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96805921 + 7562500 = 9839^2 + 2750^2 .

It is a cyclic number.

It is not a de Polignac number, because 104368421 - 2⁶ = 104368357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104368441) 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, 52184210 + 52184211.

It is an arithmetic number, because the mean of its divisors is an integer number (52184211).

Almost surely, 2^104368421 is an apocalyptic number.

It is an amenable number.

104368421 is a deficient number, since it is larger than the sum of its proper divisors (1).

104368421 is an equidigital number, since it uses as much as digits as its factorization.

104368421 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 29.

The square root of 104368421 is about 10216.0863837381. The cubic root of 104368421 is about 470.8215914859.

The spelling of 104368421 in words is "one hundred four million, three hundred sixty-eight thousand, four hundred twenty-one".