12394545 has 8 divisors (see below), whose sum is σ = 19831296. Its totient is φ = 6610416.

The previous prime is 12394483. The next prime is 12394549. The reversal of 12394545 is 54549321.

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

It is not a de Polignac number, because 12394545 - 2¹⁴ = 12378161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12394549) 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, 413137 + ... + 413166.

It is an arithmetic number, because the mean of its divisors is an integer number (2478912).

Almost surely, 2^12394545 is an apocalyptic number.

12394545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12394545 is a deficient number, since it is larger than the sum of its proper divisors (7436751).

12394545 is an equidigital number, since it uses as much as digits as its factorization.

12394545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826311.

The product of its digits is 21600, while the sum is 33.

The square root of 12394545 is about 3520.5887291758. The cubic root of 12394545 is about 231.4249593901.

The spelling of 12394545 in words is "twelve million, three hundred ninety-four thousand, five hundred forty-five".