10609399 has 2 divisors, whose sum is σ = 10609400. Its totient is φ = 10609398.

The previous prime is 10609369. The next prime is 10609427. The reversal of 10609399 is 99390601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10609399 - 2⁵ = 10609367 is a prime.

It is a super-2 number, since 2×10609399² = 225118694282402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10609369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5304699 + 5304700.

It is an arithmetic number, because the mean of its divisors is an integer number (5304700).

Almost surely, 2^10609399 is an apocalyptic number.

10609399 is a deficient number, since it is larger than the sum of its proper divisors (1).

10609399 is an equidigital number, since it uses as much as digits as its factorization.

10609399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 10609399 is about 3257.2072393386. The cubic root of 10609399 is about 219.7338309954.

The spelling of 10609399 in words is "ten million, six hundred nine thousand, three hundred ninety-nine".