10679989 has 2 divisors, whose sum is σ = 10679990. Its totient is φ = 10679988.

The previous prime is 10679983. The next prime is 10679993. The reversal of 10679989 is 98997601.

10679989 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8803089 + 1876900 = 2967^2 + 1370^2 .

It is a cyclic number.

It is not a de Polignac number, because 10679989 - 2⁹ = 10679477 is a prime.

It is a super-2 number, since 2×10679989² = 228124330080242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10679983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5339994 + 5339995.

It is an arithmetic number, because the mean of its divisors is an integer number (5339995).

Almost surely, 2^10679989 is an apocalyptic number.

It is an amenable number.

10679989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10679989 is an equidigital number, since it uses as much as digits as its factorization.

10679989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 49.

The square root of 10679989 is about 3268.0252447005. The cubic root of 10679989 is about 220.2200896646.

The spelling of 10679989 in words is "ten million, six hundred seventy-nine thousand, nine hundred eighty-nine".