12075747 has 4 divisors (see below), whose sum is σ = 16101000. Its totient is φ = 8050496.

The previous prime is 12075731. The next prime is 12075761. The reversal of 12075747 is 74757021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12075747 - 2⁴ = 12075731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12075247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2012622 + ... + 2012627.

It is an arithmetic number, because the mean of its divisors is an integer number (4025250).

Almost surely, 2^12075747 is an apocalyptic number.

12075747 is a deficient number, since it is larger than the sum of its proper divisors (4025253).

12075747 is an equidigital number, since it uses as much as digits as its factorization.

12075747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4025252.

The product of its (nonzero) digits is 13720, while the sum is 33.

The square root of 12075747 is about 3475.0175539125. The cubic root of 12075747 is about 229.4235533139.

The spelling of 12075747 in words is "twelve million, seventy-five thousand, seven hundred forty-seven".