1104421309 has 2 divisors, whose sum is σ = 1104421310. Its totient is φ = 1104421308.

The previous prime is 1104421289. The next prime is 1104421321. The reversal of 1104421309 is 9031244011.

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., 560505625 + 543915684 = 23675^2 + 23322^2 .

It is a cyclic number.

It is not a de Polignac number, because 1104421309 - 2⁵ = 1104421277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104421909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552210654 + 552210655.

It is an arithmetic number, because the mean of its divisors is an integer number (552210655).

Almost surely, 2^1104421309 is an apocalyptic number.

It is an amenable number.

1104421309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104421309 is an equidigital number, since it uses as much as digits as its factorization.

1104421309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1104421309 is about 33232.8348023457. The cubic root of 1104421309 is about 1033.6613058016.

The spelling of 1104421309 in words is "one billion, one hundred four million, four hundred twenty-one thousand, three hundred nine".