11368839 has 4 divisors (see below), whose sum is σ = 15158456. Its totient is φ = 7579224.

The previous prime is 11368823. The next prime is 11368843. The reversal of 11368839 is 93886311.

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

It is not a de Polignac number, because 11368839 - 2⁴ = 11368823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11368797 and 11368806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11368339) 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, 1894804 + ... + 1894809.

It is an arithmetic number, because the mean of its divisors is an integer number (3789614).

Almost surely, 2^11368839 is an apocalyptic number.

11368839 is a deficient number, since it is larger than the sum of its proper divisors (3789617).

11368839 is an equidigital number, since it uses as much as digits as its factorization.

11368839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3789616.

The product of its digits is 31104, while the sum is 39.

The square root of 11368839 is about 3371.7708996905. The cubic root of 11368839 is about 224.8564615357.

The spelling of 11368839 in words is "eleven million, three hundred sixty-eight thousand, eight hundred thirty-nine".