12249079 has 2 divisors, whose sum is σ = 12249080. Its totient is φ = 12249078.

The previous prime is 12249077. The next prime is 12249103. The reversal of 12249079 is 97094221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12249079 - 2¹ = 12249077 is a prime.

Together with 12249077, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12249077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6124539 + 6124540.

It is an arithmetic number, because the mean of its divisors is an integer number (6124540).

Almost surely, 2^12249079 is an apocalyptic number.

12249079 is a deficient number, since it is larger than the sum of its proper divisors (1).

12249079 is an equidigital number, since it uses as much as digits as its factorization.

12249079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 12249079 is about 3499.8684260983. The cubic root of 12249079 is about 230.5160372992.

The spelling of 12249079 in words is "twelve million, two hundred forty-nine thousand, seventy-nine".