12591363 has 8 divisors (see below), whose sum is σ = 17330176. Its totient is φ = 8123400.

The previous prime is 12591343. The next prime is 12591379. The reversal of 12591363 is 36319521.

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

It is not a de Polignac number, because 12591363 - 2¹³ = 12583171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12591363.

It is not an unprimeable number, because it can be changed into a prime (12591323) 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, 67603 + ... + 67788.

It is an arithmetic number, because the mean of its divisors is an integer number (2166272).

Almost surely, 2^12591363 is an apocalyptic number.

12591363 is a deficient number, since it is larger than the sum of its proper divisors (4738813).

12591363 is a wasteful number, since it uses less digits than its factorization.

12591363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135425.

The product of its digits is 4860, while the sum is 30.

The square root of 12591363 is about 3548.4310617511. The cubic root of 12591363 is about 232.6434956477.

The spelling of 12591363 in words is "twelve million, five hundred ninety-one thousand, three hundred sixty-three".