11839797 has 16 divisors (see below), whose sum is σ = 17783680. Its totient is φ = 7783776.

The previous prime is 11839781. The next prime is 11839813. The reversal of 11839797 is 79793811.

11839797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11839781) and next prime (11839813).

It is not a de Polignac number, because 11839797 - 2⁴ = 11839781 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 (11839727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1033 + ... + 4974.

It is an arithmetic number, because the mean of its divisors is an integer number (1111480).

Almost surely, 2^11839797 is an apocalyptic number.

It is an amenable number.

11839797 is a deficient number, since it is larger than the sum of its proper divisors (5943883).

11839797 is an equidigital number, since it uses as much as digits as its factorization.

11839797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6089 (or 6083 counting only the distinct ones).

The product of its digits is 95256, while the sum is 45.

The square root of 11839797 is about 3440.9006088523. The cubic root of 11839797 is about 227.9194660170.

The spelling of 11839797 in words is "eleven million, eight hundred thirty-nine thousand, seven hundred ninety-seven".