12048709 has 2 divisors, whose sum is σ = 12048710. Its totient is φ = 12048708.

The previous prime is 12048703. The next prime is 12048713. The reversal of 12048709 is 90784021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6360484 + 5688225 = 2522^2 + 2385^2 .

It is an emirp because it is prime and its reverse (90784021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12048709 - 2⁷ = 12048581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12048703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6024354 + 6024355.

It is an arithmetic number, because the mean of its divisors is an integer number (6024355).

Almost surely, 2^12048709 is an apocalyptic number.

It is an amenable number.

12048709 is a deficient number, since it is larger than the sum of its proper divisors (1).

12048709 is an equidigital number, since it uses as much as digits as its factorization.

12048709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 12048709 is about 3471.1250337607. The cubic root of 12048709 is about 229.2521963648.

The spelling of 12048709 in words is "twelve million, forty-eight thousand, seven hundred nine".