10088909 has 2 divisors, whose sum is σ = 10088910. Its totient is φ = 10088908.

The previous prime is 10088893. The next prime is 10088917. The reversal of 10088909 is 90988001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6100900 + 3988009 = 2470^2 + 1997^2 .

It is a cyclic number.

It is not a de Polignac number, because 10088909 - 2⁴ = 10088893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10088959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5044454 + 5044455.

It is an arithmetic number, because the mean of its divisors is an integer number (5044455).

Almost surely, 2^10088909 is an apocalyptic number.

It is an amenable number.

10088909 is a deficient number, since it is larger than the sum of its proper divisors (1).

10088909 is an equidigital number, since it uses as much as digits as its factorization.

10088909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 10088909 is about 3176.3042990243. The cubic root of 10088909 is about 216.0800814746.

The spelling of 10088909 in words is "ten million, eighty-eight thousand, nine hundred nine".