1104990409 has 8 divisors (see below), whose sum is σ = 1124244000. Its totient is φ = 1085754432.

The previous prime is 1104990401. The next prime is 1104990413. The reversal of 1104990409 is 9040994011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1104990409 - 2³ = 1104990401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1104990401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218097 + ... + 223105.

It is an arithmetic number, because the mean of its divisors is an integer number (140530500).

Almost surely, 2^1104990409 is an apocalyptic number.

It is an amenable number.

1104990409 is a deficient number, since it is larger than the sum of its proper divisors (19253591).

1104990409 is an equidigital number, since it uses as much as digits as its factorization.

1104990409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8807.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 1104990409 is about 33241.3960146081. The cubic root of 1104990409 is about 1033.8388212817.

The spelling of 1104990409 in words is "one billion, one hundred four million, nine hundred ninety thousand, four hundred nine".