9375997 has 2 divisors, whose sum is σ = 9375998. Its totient is φ = 9375996.

The previous prime is 9375991. The next prime is 9376001. The reversal of 9375997 is 7995739.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7001316 + 2374681 = 2646^2 + 1541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9375997 is a prime.

9375997 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 9375997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9375991) 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 as a sum of consecutive naturals, namely, 4687998 + 4687999.

It is an arithmetic number, because the mean of its divisors is an integer number (4687999).

Almost surely, 2^9375997 is an apocalyptic number.

It is an amenable number.

9375997 is a deficient number, since it is larger than the sum of its proper divisors (1).

9375997 is an equidigital number, since it uses as much as digits as its factorization.

9375997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 535815, while the sum is 49.

The square root of 9375997 is about 3062.0249835689. The cubic root of 9375997 is about 210.8656407482.

The spelling of 9375997 in words is "nine million, three hundred seventy-five thousand, nine hundred ninety-seven".