7120742399 has 2 divisors, whose sum is σ = 7120742400. Its totient is φ = 7120742398.

The previous prime is 7120742393. The next prime is 7120742401. The reversal of 7120742399 is 9932470217.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7120742399 - 2¹⁶ = 7120676863 is a prime.

It is a Sophie Germain prime.

Together with 7120742401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7120742393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3560371199 + 3560371200.

It is an arithmetic number, because the mean of its divisors is an integer number (3560371200).

Almost surely, 2^7120742399 is an apocalyptic number.

7120742399 is a deficient number, since it is larger than the sum of its proper divisors (1).

7120742399 is an equidigital number, since it uses as much as digits as its factorization.

7120742399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 7120742399 is about 84384.4914602203. The cubic root of 7120742399 is about 1923.8672054726.

The spelling of 7120742399 in words is "seven billion, one hundred twenty million, seven hundred forty-two thousand, three hundred ninety-nine".