12064839 has 4 divisors (see below), whose sum is σ = 16086456. Its totient is φ = 8043224.

The previous prime is 12064799. The next prime is 12064879. The reversal of 12064839 is 93846021.

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

It is an interprime number because it is at equal distance from previous prime (12064799) and next prime (12064879).

It is a cyclic number.

It is not a de Polignac number, because 12064839 - 2⁸ = 12064583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12064879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2010804 + ... + 2010809.

It is an arithmetic number, because the mean of its divisors is an integer number (4021614).

Almost surely, 2^12064839 is an apocalyptic number.

12064839 is a deficient number, since it is larger than the sum of its proper divisors (4021617).

12064839 is an equidigital number, since it uses as much as digits as its factorization.

12064839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021616.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 12064839 is about 3473.4477108487. The cubic root of 12064839 is about 229.3544532128.

The spelling of 12064839 in words is "twelve million, sixty-four thousand, eight hundred thirty-nine".