12072499 has 8 divisors (see below), whose sum is σ = 13024800. Its totient is φ = 11147136.

The previous prime is 12072469. The next prime is 12072517. The reversal of 12072499 is 99427021.

It is a happy number.

12072499 is digitally balanced in base 2, 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 a cyclic number.

It is not a de Polignac number, because 12072499 - 2¹¹ = 12070451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12072419) 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, 5799 + ... + 7600.

It is an arithmetic number, because the mean of its divisors is an integer number (1628100).

Almost surely, 2^12072499 is an apocalyptic number.

12072499 is a deficient number, since it is larger than the sum of its proper divisors (952301).

12072499 is a wasteful number, since it uses less digits than its factorization.

12072499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13469.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 12072499 is about 3474.5501867148. The cubic root of 12072499 is about 229.4029822049.

The spelling of 12072499 in words is "twelve million, seventy-two thousand, four hundred ninety-nine".