12339197 has 6 divisors (see below), whose sum is σ = 13361562. Its totient is φ = 11389872.

The previous prime is 12339191. The next prime is 12339203. The reversal of 12339197 is 79193321.

It is an interprime number because it is at equal distance from previous prime (12339191) and next prime (12339203).

It can be written as a sum of positive squares in 3 ways, for example, as 326041 + 12013156 = 571^2 + 3466^2 .

It is not a de Polignac number, because 12339197 - 2²² = 8144893 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 (12339191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36338 + ... + 36675.

It is an arithmetic number, because the mean of its divisors is an integer number (2226927).

Almost surely, 2^12339197 is an apocalyptic number.

It is an amenable number.

12339197 is a deficient number, since it is larger than the sum of its proper divisors (1022365).

12339197 is an equidigital number, since it uses as much as digits as its factorization.

12339197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73039 (or 73026 counting only the distinct ones).

The product of its digits is 10206, while the sum is 35.

The square root of 12339197 is about 3512.7193169964. The cubic root of 12339197 is about 231.0799683152.

The spelling of 12339197 in words is "twelve million, three hundred thirty-nine thousand, one hundred ninety-seven".