1104432991 has 2 divisors, whose sum is σ = 1104432992. Its totient is φ = 1104432990.

The previous prime is 1104432961. The next prime is 1104433037. The reversal of 1104432991 is 1992344011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1104432991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1104432911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552216495 + 552216496.

It is an arithmetic number, because the mean of its divisors is an integer number (552216496).

Almost surely, 2^1104432991 is an apocalyptic number.

1104432991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104432991 is an equidigital number, since it uses as much as digits as its factorization.

1104432991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 1104432991 is about 33233.0105617893. The cubic root of 1104432991 is about 1033.6649503011.

The spelling of 1104432991 in words is "one billion, one hundred four million, four hundred thirty-two thousand, nine hundred ninety-one".