1089444976 has 10 divisors (see below), whose sum is σ = 2110799672. Its totient is φ = 544722480.

The previous prime is 1089444953. The next prime is 1089444977. The reversal of 1089444976 is 6794449801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089444977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34045140 + ... + 34045171.

Almost surely, 2^1089444976 is an apocalyptic number.

1089444976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1089444976 is a deficient number, since it is larger than the sum of its proper divisors (1021354696).

1089444976 is an equidigital number, since it uses as much as digits as its factorization.

1089444976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68090319 (or 68090313 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 1089444976 is about 33006.7413720288. The cubic root of 1089444976 is about 1028.9677583921.

The spelling of 1089444976 in words is "one billion, eighty-nine million, four hundred forty-four thousand, nine hundred seventy-six".