10090309 has 2 divisors, whose sum is σ = 10090310. Its totient is φ = 10090308.

The previous prime is 10090259. The next prime is 10090313. The reversal of 10090309 is 90309001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9474084 + 616225 = 3078^2 + 785^2 .

It is an emirp because it is prime and its reverse (90309001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10090309 - 2⁹ = 10089797 is a prime.

It is equal to p₆₇₀₂₁₆ and since 10090309 and 670216 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10090309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10090369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5045154 + 5045155.

It is an arithmetic number, because the mean of its divisors is an integer number (5045155).

Almost surely, 2^10090309 is an apocalyptic number.

It is an amenable number.

10090309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10090309 is an equidigital number, since it uses as much as digits as its factorization.

10090309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 22.

The square root of 10090309 is about 3176.5246732868. The cubic root of 10090309 is about 216.0900758860.

It can be divided in two parts, 100 and 90309, that added together give a palindrome (90409).

The spelling of 10090309 in words is "ten million, ninety thousand, three hundred nine".