10423399 has 4 divisors (see below), whose sum is σ = 11912464. Its totient is φ = 8934336.

The previous prime is 10423373. The next prime is 10423433. The reversal of 10423399 is 99332401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10423399 - 2¹⁵ = 10390631 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10423399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10423319) 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 in 3 ways as a sum of consecutive naturals, for example, 744522 + ... + 744535.

It is an arithmetic number, because the mean of its divisors is an integer number (2978116).

Almost surely, 2^10423399 is an apocalyptic number.

10423399 is a deficient number, since it is larger than the sum of its proper divisors (1489065).

10423399 is an equidigital number, since it uses as much as digits as its factorization.

10423399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489064.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 10423399 is about 3228.5289219705. The cubic root of 10423399 is about 218.4421559306.

The spelling of 10423399 in words is "ten million, four hundred twenty-three thousand, three hundred ninety-nine".