1110054989 has 2 divisors, whose sum is σ = 1110054990. Its totient is φ = 1110054988.

The previous prime is 1110054983. The next prime is 1110055007. The reversal of 1110054989 is 9894500111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 640596100 + 469458889 = 25310^2 + 21667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110054989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110054983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555027494 + 555027495.

It is an arithmetic number, because the mean of its divisors is an integer number (555027495).

Almost surely, 2^1110054989 is an apocalyptic number.

It is an amenable number.

1110054989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110054989 is an equidigital number, since it uses as much as digits as its factorization.

1110054989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 38.

The square root of 1110054989 is about 33317.4877354221. The cubic root of 1110054989 is about 1035.4159029273.

The spelling of 1110054989 in words is "one billion, one hundred ten million, fifty-four thousand, nine hundred eighty-nine".