1110997089 has 12 divisors (see below), whose sum is σ = 1689235600. Its totient is φ = 701682264.

The previous prime is 1110997067. The next prime is 1110997091. The reversal of 1110997089 is 9807990111.

It is not a de Polignac number, because 1110997089 - 2⁸ = 1110996833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1110927089) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3248359 + ... + 3248700.

Almost surely, 2^1110997089 is an apocalyptic number.

1110997089 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1110997089 is a deficient number, since it is larger than the sum of its proper divisors (578238511).

1110997089 is a wasteful number, since it uses less digits than its factorization.

1110997089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6497084 (or 6497081 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 45.

The square root of 1110997089 is about 33331.6229577859. The cubic root of 1110997089 is about 1035.7087381183.

The spelling of 1110997089 in words is "one billion, one hundred ten million, nine hundred ninety-seven thousand, eighty-nine".