7245116839 has 2 divisors, whose sum is σ = 7245116840. Its totient is φ = 7245116838.

The previous prime is 7245116731. The next prime is 7245116849. The reversal of 7245116839 is 9386115427.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7245116839 is a prime.

It is a super-2 number, since 2×7245116839² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7245116849) 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, 3622558419 + 3622558420.

It is an arithmetic number, because the mean of its divisors is an integer number (3622558420).

Almost surely, 2^7245116839 is an apocalyptic number.

7245116839 is a deficient number, since it is larger than the sum of its proper divisors (1).

7245116839 is an equidigital number, since it uses as much as digits as its factorization.

7245116839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 7245116839 is about 85118.2520908412. The cubic root of 7245116839 is about 1935.0036913666.

The spelling of 7245116839 in words is "seven billion, two hundred forty-five million, one hundred sixteen thousand, eight hundred thirty-nine".