997030799 has 2 divisors, whose sum is σ = 997030800. Its totient is φ = 997030798.

The previous prime is 997030747. The next prime is 997030831.

997030799 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 997030799 - 2¹² = 997026703 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 997030799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (997030709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498515399 + 498515400.

It is an arithmetic number, because the mean of its divisors is an integer number (498515400).

Almost surely, 2^997030799 is an apocalyptic number.

997030799 is a deficient number, since it is larger than the sum of its proper divisors (1).

997030799 is an equidigital number, since it uses as much as digits as its factorization.

997030799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 964467, while the sum is 53.

The square root of 997030799 is about 31575.7945109858. The cubic root of 997030799 is about 999.0092851415.

The spelling of 997030799 in words is "nine hundred ninety-seven million, thirty thousand, seven hundred ninety-nine".