1104626021 has 2 divisors, whose sum is σ = 1104626022. Its totient is φ = 1104626020.

The previous prime is 1104625997. The next prime is 1104626077. The reversal of 1104626021 is 1206264011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 654592225 + 450033796 = 25585^2 + 21214^2 .

It is a cyclic number.

It is not a de Polignac number, because 1104626021 - 2³⁰ = 30884197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104626821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552313010 + 552313011.

It is an arithmetic number, because the mean of its divisors is an integer number (552313011).

Almost surely, 2^1104626021 is an apocalyptic number.

It is an amenable number.

1104626021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104626021 is an equidigital number, since it uses as much as digits as its factorization.

1104626021 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 23.

The square root of 1104626021 is about 33235.9146255974. The cubic root of 1104626021 is about 1033.7251672401.

The spelling of 1104626021 in words is "one billion, one hundred four million, six hundred twenty-six thousand, twenty-one".