12367045 has 4 divisors (see below), whose sum is σ = 14840460. Its totient is φ = 9893632.

The previous prime is 12367039. The next prime is 12367057. The reversal of 12367045 is 54076321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54076321 = 13 ⋅4159717.

It can be written as a sum of positive squares in 2 ways, for example, as 5560164 + 6806881 = 2358^2 + 2609^2 .

It is a cyclic number.

It is not a de Polignac number, because 12367045 - 2³ = 12367037 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1236700 + ... + 1236709.

It is an arithmetic number, because the mean of its divisors is an integer number (3710115).

Almost surely, 2^12367045 is an apocalyptic number.

It is an amenable number.

12367045 is a deficient number, since it is larger than the sum of its proper divisors (2473415).

12367045 is an equidigital number, since it uses as much as digits as its factorization.

12367045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473414.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 12367045 is about 3516.6809636360. The cubic root of 12367045 is about 231.2536770781.

It can be divided in two parts, 1236 and 7045, that added together give a square (8281 = 91²).

The spelling of 12367045 in words is "twelve million, three hundred sixty-seven thousand, forty-five".