1104278089 has 2 divisors, whose sum is σ = 1104278090. Its totient is φ = 1104278088.

The previous prime is 1104278083. The next prime is 1104278111. The reversal of 1104278089 is 9808724011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1091972025 + 12306064 = 33045^2 + 3508^2 .

It is a cyclic number.

It is not a de Polignac number, because 1104278089 - 2⁵ = 1104278057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1104278083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552139044 + 552139045.

It is an arithmetic number, because the mean of its divisors is an integer number (552139045).

Almost surely, 2^1104278089 is an apocalyptic number.

It is an amenable number.

1104278089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104278089 is an equidigital number, since it uses as much as digits as its factorization.

1104278089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 40.

The square root of 1104278089 is about 33230.6799358665. The cubic root of 1104278089 is about 1033.6166225602.

The spelling of 1104278089 in words is "one billion, one hundred four million, two hundred seventy-eight thousand, eighty-nine".