600997913 has 2 divisors, whose sum is σ = 600997914. Its totient is φ = 600997912.

The previous prime is 600997897. The next prime is 600997931. The reversal of 600997913 is 319799006.

It is a happy number.

Together with next prime (600997931) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 593799424 + 7198489 = 24368^2 + 2683^2 .

It is a cyclic number.

It is not a de Polignac number, because 600997913 - 2⁴ = 600997897 is a prime.

It is a super-2 number, since 2×600997913² = 722396982860711138, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (600997933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300498956 + 300498957.

It is an arithmetic number, because the mean of its divisors is an integer number (300498957).

Almost surely, 2^600997913 is an apocalyptic number.

It is an amenable number.

600997913 is a deficient number, since it is larger than the sum of its proper divisors (1).

600997913 is an equidigital number, since it uses as much as digits as its factorization.

600997913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91854, while the sum is 44.

The square root of 600997913 is about 24515.2587789727. The cubic root of 600997913 is about 843.9000020974.

The spelling of 600997913 in words is "six hundred million, nine hundred ninety-seven thousand, nine hundred thirteen".