12937539 has 8 divisors (see below), whose sum is σ = 17651392. Its totient is φ = 8424360.

The previous prime is 12937517. The next prime is 12937541. The reversal of 12937539 is 93573921.

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

It is not a de Polignac number, because 12937539 - 2⁹ = 12937027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12937497 and 12937506.

It is not an unprimeable number, because it can be changed into a prime (12937139) 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 7 ways as a sum of consecutive naturals, for example, 50017 + ... + 50274.

It is an arithmetic number, because the mean of its divisors is an integer number (2206424).

Almost surely, 2^12937539 is an apocalyptic number.

12937539 is a deficient number, since it is larger than the sum of its proper divisors (4713853).

12937539 is a wasteful number, since it uses less digits than its factorization.

12937539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100337.

The product of its digits is 51030, while the sum is 39.

The square root of 12937539 is about 3596.8790638552. The cubic root of 12937539 is about 234.7562827150.

The spelling of 12937539 in words is "twelve million, nine hundred thirty-seven thousand, five hundred thirty-nine".