10566839 has 2 divisors, whose sum is σ = 10566840. Its totient is φ = 10566838.

The previous prime is 10566833. The next prime is 10566851. The reversal of 10566839 is 93866501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10566839 - 2⁸ = 10566583 is a prime.

It is a super-2 number, since 2×10566839² = 223316172903842, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10566833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5283419 + 5283420.

It is an arithmetic number, because the mean of its divisors is an integer number (5283420).

Almost surely, 2^10566839 is an apocalyptic number.

10566839 is a deficient number, since it is larger than the sum of its proper divisors (1).

10566839 is an equidigital number, since it uses as much as digits as its factorization.

10566839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 10566839 is about 3250.6674699206. The cubic root of 10566839 is about 219.4396137352.

The spelling of 10566839 in words is "ten million, five hundred sixty-six thousand, eight hundred thirty-nine".