12413565 has 24 divisors (see below), whose sum is σ = 21610368. Its totient is φ = 6591840.

The previous prime is 12413551. The next prime is 12413579. The reversal of 12413565 is 56531421.

It is an interprime number because it is at equal distance from previous prime (12413551) and next prime (12413579).

It is not a de Polignac number, because 12413565 - 2⁴ = 12413549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13552 + ... + 14438.

It is an arithmetic number, because the mean of its divisors is an integer number (900432).

Almost surely, 2^12413565 is an apocalyptic number.

12413565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12413565 is a deficient number, since it is larger than the sum of its proper divisors (9196803).

12413565 is a wasteful number, since it uses less digits than its factorization.

12413565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209 (or 1206 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 12413565 is about 3523.2889464249. The cubic root of 12413565 is about 231.5432763085.

Adding to 12413565 its reverse (56531421), we get a palindrome (68944986).

It can be divided in two parts, 124 and 13565, that added together give a square (13689 = 117²).

The spelling of 12413565 in words is "twelve million, four hundred thirteen thousand, five hundred sixty-five".