12010539 has 4 divisors (see below), whose sum is σ = 16014056. Its totient is φ = 8007024.

The previous prime is 12010529. The next prime is 12010541. The reversal of 12010539 is 93501021.

12010539 is digitally balanced in base 2 and base 4, because in such bases 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 an emirpimes, since its reverse is a distinct semiprime: 93501021 = 3 ⋅31167007.

It is not a de Polignac number, because 12010539 - 2⁵ = 12010507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12010519) 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, 2001754 + ... + 2001759.

It is an arithmetic number, because the mean of its divisors is an integer number (4003514).

Almost surely, 2^12010539 is an apocalyptic number.

12010539 is a deficient number, since it is larger than the sum of its proper divisors (4003517).

12010539 is an equidigital number, since it uses as much as digits as its factorization.

12010539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003516.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 12010539 is about 3465.6224549134. The cubic root of 12010539 is about 229.0098519181.

The spelling of 12010539 in words is "twelve million, ten thousand, five hundred thirty-nine".