12591259 has 8 divisors (see below), whose sum is σ = 12867120. Its totient is φ = 12318336.

The previous prime is 12591233. The next prime is 12591269. The reversal of 12591259 is 95219521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12591259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12591209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9372 + ... + 10630.

It is an arithmetic number, because the mean of its divisors is an integer number (1608390).

Almost surely, 2^12591259 is an apocalyptic number.

12591259 is a deficient number, since it is larger than the sum of its proper divisors (275861).

12591259 is a wasteful number, since it uses less digits than its factorization.

12591259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469.

The product of its digits is 8100, while the sum is 34.

The square root of 12591259 is about 3548.4164073569. The cubic root of 12591259 is about 232.6428551296.

The spelling of 12591259 in words is "twelve million, five hundred ninety-one thousand, two hundred fifty-nine".