10166623 has 2 divisors, whose sum is σ = 10166624. Its totient is φ = 10166622.

The previous prime is 10166609. The next prime is 10166627. The reversal of 10166623 is 32666101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10166623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10166627) 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, 5083311 + 5083312.

It is an arithmetic number, because the mean of its divisors is an integer number (5083312).

Almost surely, 2^10166623 is an apocalyptic number.

10166623 is a deficient number, since it is larger than the sum of its proper divisors (1).

10166623 is an equidigital number, since it uses as much as digits as its factorization.

10166623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 10166623 is about 3188.5142307978. The cubic root of 10166623 is about 216.6334784143.

The spelling of 10166623 in words is "ten million, one hundred sixty-six thousand, six hundred twenty-three".