12099245 has 8 divisors (see below), whose sum is σ = 14703360. Its totient is φ = 9556560.

The previous prime is 12099233. The next prime is 12099271. The reversal of 12099245 is 54299021.

12099245 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12099245 - 2⁴ = 12099229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14921 + ... + 15710.

It is an arithmetic number, because the mean of its divisors is an integer number (1837920).

Almost surely, 2^12099245 is an apocalyptic number.

It is an amenable number.

12099245 is a deficient number, since it is larger than the sum of its proper divisors (2604115).

12099245 is an equidigital number, since it uses as much as digits as its factorization.

12099245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30715.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 12099245 is about 3478.3969008726. The cubic root of 12099245 is about 229.5722674177.

The spelling of 12099245 in words is "twelve million, ninety-nine thousand, two hundred forty-five".