12946539 has 8 divisors (see below), whose sum is σ = 18012672. Its totient is φ = 8255720.

The previous prime is 12946519. The next prime is 12946603. The reversal of 12946539 is 93564921.

12946539 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 sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12946539 - 2¹³ = 12938347 is a prime.

It is a super-2 number, since 2×12946539² = 335225744157042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12946497 and 12946506.

It is not an unprimeable number, because it can be changed into a prime (12946519) 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, 93747 + ... + 93884.

It is an arithmetic number, because the mean of its divisors is an integer number (2251584).

Almost surely, 2^12946539 is an apocalyptic number.

12946539 is a deficient number, since it is larger than the sum of its proper divisors (5066133).

12946539 is a wasteful number, since it uses less digits than its factorization.

12946539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187657.

The product of its digits is 58320, while the sum is 39.

The square root of 12946539 is about 3598.1299309502. The cubic root of 12946539 is about 234.8107061724.

The spelling of 12946539 in words is "twelve million, nine hundred forty-six thousand, five hundred thirty-nine".