7109995625 has 10 divisors (see below), whose sum is σ = 8884651314. Its totient is φ = 5687996000.

The previous prime is 7109995609. The next prime is 7109995637. The reversal of 7109995625 is 5265999017.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 4520814169 + 2589181456 = 67237^2 + 50884^2 .

It is not a de Polignac number, because 7109995625 - 2⁴ = 7109995609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5687372 + ... + 5688621.

Almost surely, 2^7109995625 is an apocalyptic number.

It is an amenable number.

7109995625 is a deficient number, since it is larger than the sum of its proper divisors (1774655689).

7109995625 is an equidigital number, since it uses as much as digits as its factorization.

7109995625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11376013 (or 11375998 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 53.

The square root of 7109995625 is about 84320.7899927414. The cubic root of 7109995625 is about 1922.8988712332.

The spelling of 7109995625 in words is "seven billion, one hundred nine million, nine hundred ninety-five thousand, six hundred twenty-five".