12045361 has 8 divisors (see below), whose sum is σ = 12240000. Its totient is φ = 11852400.

The previous prime is 12045347. The next prime is 12045409. The reversal of 12045361 is 16354021.

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

It is a cyclic number.

It is not a de Polignac number, because 12045361 - 2¹³ = 12037169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12045661) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 23890 + ... + 24388.

It is an arithmetic number, because the mean of its divisors is an integer number (1530000).

Almost surely, 2^12045361 is an apocalyptic number.

It is an amenable number.

12045361 is a deficient number, since it is larger than the sum of its proper divisors (194639).

12045361 is a wasteful number, since it uses less digits than its factorization.

12045361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 12045361 is about 3470.6427358632. The cubic root of 12045361 is about 229.2309601350.

Adding to 12045361 its reverse (16354021), we get a palindrome (28399382).

The spelling of 12045361 in words is "twelve million, forty-five thousand, three hundred sixty-one".