12259117 has 4 divisors (see below), whose sum is σ = 13202140. Its totient is φ = 11316096.

The previous prime is 12259103. The next prime is 12259129. The reversal of 12259117 is 71195221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71195221 = 73 ⋅975277.

It can be written as a sum of positive squares in 2 ways, for example, as 1929321 + 10329796 = 1389^2 + 3214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12259117 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 (12259417) 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, 471492 + ... + 471517.

It is an arithmetic number, because the mean of its divisors is an integer number (3300535).

Almost surely, 2^12259117 is an apocalyptic number.

It is an amenable number.

12259117 is a deficient number, since it is larger than the sum of its proper divisors (943023).

12259117 is an equidigital number, since it uses as much as digits as its factorization.

12259117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943022.

The product of its digits is 1260, while the sum is 28.

The square root of 12259117 is about 3501.3021863301. The cubic root of 12259117 is about 230.5789886496.

The spelling of 12259117 in words is "twelve million, two hundred fifty-nine thousand, one hundred seventeen".