1104208621 has 2 divisors, whose sum is σ = 1104208622. Its totient is φ = 1104208620.

The previous prime is 1104208607. The next prime is 1104208631. The reversal of 1104208621 is 1268024011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1006475625 + 97732996 = 31725^2 + 9886^2 .

It is a cyclic number.

It is not a de Polignac number, because 1104208621 - 2¹³ = 1104200429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104208631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552104310 + 552104311.

It is an arithmetic number, because the mean of its divisors is an integer number (552104311).

Almost surely, 2^1104208621 is an apocalyptic number.

It is an amenable number.

1104208621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104208621 is an equidigital number, since it uses as much as digits as its factorization.

1104208621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1104208621 is about 33229.6346805077. The cubic root of 1104208621 is about 1033.5949478311.

The spelling of 1104208621 in words is "one billion, one hundred four million, two hundred eight thousand, six hundred twenty-one".