1109930972 has 6 divisors (see below), whose sum is σ = 1942379208. Its totient is φ = 554965484.

The previous prime is 1109930959. The next prime is 1109930989. The reversal of 1109930972 is 2790399011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138741368 + ... + 138741375.

It is an arithmetic number, because the mean of its divisors is an integer number (323729868).

Almost surely, 2^1109930972 is an apocalyptic number.

It is an amenable number.

1109930972 is a deficient number, since it is larger than the sum of its proper divisors (832448236).

1109930972 is a wasteful number, since it uses less digits than its factorization.

1109930972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277482747 (or 277482745 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 1109930972 is about 33315.6265437107. The cubic root of 1109930972 is about 1035.3773420879.

The spelling of 1109930972 in words is "one billion, one hundred nine million, nine hundred thirty thousand, nine hundred seventy-two".