7197972112 has 20 divisors (see below), whose sum is σ = 14052533616. Its totient is φ = 3571511840.

The previous prime is 7197972071. The next prime is 7197972113. The reversal of 7197972112 is 2112797917.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7197972113) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1714978 + ... + 1719169.

Almost surely, 2^7197972112 is an apocalyptic number.

It is an amenable number.

7197972112 is a deficient number, since it is larger than the sum of its proper divisors (6854561504).

7197972112 is a wasteful number, since it uses less digits than its factorization.

7197972112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434286 (or 3434280 counting only the distinct ones).

The product of its digits is 111132, while the sum is 46.

The square root of 7197972112 is about 84840.8634562379. The cubic root of 7197972112 is about 1930.7974647500.

The spelling of 7197972112 in words is "seven billion, one hundred ninety-seven million, nine hundred seventy-two thousand, one hundred twelve".