10265999 has 2 divisors, whose sum is σ = 10266000. Its totient is φ = 10265998.

The previous prime is 10265987. The next prime is 10266007. The reversal of 10265999 is 99956201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10265999 - 2²⁰ = 9217423 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10265939) 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, 5132999 + 5133000.

It is an arithmetic number, because the mean of its divisors is an integer number (5133000).

Almost surely, 2^10265999 is an apocalyptic number.

10265999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10265999 is an equidigital number, since it uses as much as digits as its factorization.

10265999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 10265999 is about 3204.0597684812. The cubic root of 10265999 is about 217.3370356322.

The spelling of 10265999 in words is "ten million, two hundred sixty-five thousand, nine hundred ninety-nine".