11825399 has 4 divisors (see below), whose sum is σ = 12019320. Its totient is φ = 11631480.

The previous prime is 11825389. The next prime is 11825419. The reversal of 11825399 is 99352811.

11825399 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11825399 - 2¹⁶ = 11759863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11825309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96869 + ... + 96990.

It is an arithmetic number, because the mean of its divisors is an integer number (3004830).

Almost surely, 2^11825399 is an apocalyptic number.

11825399 is a deficient number, since it is larger than the sum of its proper divisors (193921).

11825399 is an equidigital number, since it uses as much as digits as its factorization.

11825399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193920.

The product of its digits is 19440, while the sum is 38.

The square root of 11825399 is about 3438.8077875915. The cubic root of 11825399 is about 227.8270400072.

The spelling of 11825399 in words is "eleven million, eight hundred twenty-five thousand, three hundred ninety-nine".