10399118813 has 2 divisors, whose sum is σ = 10399118814. Its totient is φ = 10399118812.

The previous prime is 10399118801. The next prime is 10399118827. The reversal of 10399118813 is 31881199301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9817440889 + 581677924 = 99083^2 + 24118^2 .

It is a cyclic number.

It is not a de Polignac number, because 10399118813 - 2¹² = 10399114717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10399118413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5199559406 + 5199559407.

It is an arithmetic number, because the mean of its divisors is an integer number (5199559407).

Almost surely, 2^10399118813 is an apocalyptic number.

It is an amenable number.

10399118813 is a deficient number, since it is larger than the sum of its proper divisors (1).

10399118813 is an equidigital number, since it uses as much as digits as its factorization.

10399118813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 44.

The spelling of 10399118813 in words is "ten billion, three hundred ninety-nine million, one hundred eighteen thousand, eight hundred thirteen".