12061739 has 4 divisors (see below), whose sum is σ = 12070656. Its totient is φ = 12052824.

The previous prime is 12061727. The next prime is 12061747. The reversal of 12061739 is 93716021.

12061739 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12061739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12061769) 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, 1964 + ... + 5289.

It is an arithmetic number, because the mean of its divisors is an integer number (3017664).

Almost surely, 2^12061739 is an apocalyptic number.

12061739 is a deficient number, since it is larger than the sum of its proper divisors (8917).

12061739 is an equidigital number, since it uses as much as digits as its factorization.

12061739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8916.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 12061739 is about 3473.0014396772. The cubic root of 12061739 is about 229.3348077038.

The spelling of 12061739 in words is "twelve million, sixty-one thousand, seven hundred thirty-nine".