9975299 has 2 divisors, whose sum is σ = 9975300. Its totient is φ = 9975298.

The previous prime is 9975281. The next prime is 9975319. The reversal of 9975299 is 9925799.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9975299 - 2¹⁶ = 9909763 is a prime.

It is not a weakly prime, because it can be changed into another prime (9975599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4987649 + 4987650.

It is an arithmetic number, because the mean of its divisors is an integer number (4987650).

Almost surely, 2^9975299 is an apocalyptic number.

9975299 is a deficient number, since it is larger than the sum of its proper divisors (1).

9975299 is an equidigital number, since it uses as much as digits as its factorization.

9975299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 50.

The square root of 9975299 is about 3158.3696743732. The cubic root of 9975299 is about 215.2659337753.

The spelling of 9975299 in words is "nine million, nine hundred seventy-five thousand, two hundred ninety-nine".