10199689 has 2 divisors, whose sum is σ = 10199690. Its totient is φ = 10199688.

The previous prime is 10199671. The next prime is 10199699. The reversal of 10199689 is 98699101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8363664 + 1836025 = 2892^2 + 1355^2 .

It is a cyclic number.

It is not a de Polignac number, because 10199689 - 2⁹ = 10199177 is a prime.

It is a super-3 number, since 3×10199689³ (a number of 22 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (10199639) 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, 5099844 + 5099845.

It is an arithmetic number, because the mean of its divisors is an integer number (5099845).

Almost surely, 2^10199689 is an apocalyptic number.

It is an amenable number.

10199689 is a deficient number, since it is larger than the sum of its proper divisors (1).

10199689 is an equidigital number, since it uses as much as digits as its factorization.

10199689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 43.

The square root of 10199689 is about 3193.6951952245. The cubic root of 10199689 is about 216.8680843634.

The spelling of 10199689 in words is "ten million, one hundred ninety-nine thousand, six hundred eighty-nine".