7313272997 has 2 divisors, whose sum is σ = 7313272998. Its totient is φ = 7313272996.

The previous prime is 7313272979. The next prime is 7313273003. The reversal of 7313272997 is 7992723137.

Together with previous prime (7313272979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7294184836 + 19088161 = 85406^2 + 4369^2 .

It is a cyclic number.

It is not a de Polignac number, because 7313272997 - 2¹² = 7313268901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7313272927) by changing a digit.

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 as a sum of consecutive naturals, namely, 3656636498 + 3656636499.

It is an arithmetic number, because the mean of its divisors is an integer number (3656636499).

Almost surely, 2^7313272997 is an apocalyptic number.

It is an amenable number.

7313272997 is a deficient number, since it is larger than the sum of its proper divisors (1).

7313272997 is an equidigital number, since it uses as much as digits as its factorization.

7313272997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1000188, while the sum is 50.

The square root of 7313272997 is about 85517.6765177820. The cubic root of 7313272997 is about 1941.0524099087.

The spelling of 7313272997 in words is "seven billion, three hundred thirteen million, two hundred seventy-two thousand, nine hundred ninety-seven".