104233421 has 2 divisors, whose sum is σ = 104233422. Its totient is φ = 104233420.

The previous prime is 104233417. The next prime is 104233427. The reversal of 104233421 is 124332401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88153321 + 16080100 = 9389^2 + 4010^2 .

It is an emirp because it is prime and its reverse (124332401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104233421 - 2² = 104233417 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 104233393 and 104233402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104233427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52116710 + 52116711.

It is an arithmetic number, because the mean of its divisors is an integer number (52116711).

Almost surely, 2^104233421 is an apocalyptic number.

It is an amenable number.

104233421 is a deficient number, since it is larger than the sum of its proper divisors (1).

104233421 is an equidigital number, since it uses as much as digits as its factorization.

104233421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 104233421 is about 10209.4770189271. The cubic root of 104233421 is about 470.6185021504.

Adding to 104233421 its reverse (124332401), we get a palindrome (228565822).

The spelling of 104233421 in words is "one hundred four million, two hundred thirty-three thousand, four hundred twenty-one".