12242899 has 2 divisors, whose sum is σ = 12242900. Its totient is φ = 12242898.

The previous prime is 12242891. The next prime is 12242911. The reversal of 12242899 is 99824221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12242899 - 2³ = 12242891 is a prime.

It is not a weakly prime, because it can be changed into another prime (12242891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6121449 + 6121450.

It is an arithmetic number, because the mean of its divisors is an integer number (6121450).

Almost surely, 2^12242899 is an apocalyptic number.

12242899 is a deficient number, since it is larger than the sum of its proper divisors (1).

12242899 is an equidigital number, since it uses as much as digits as its factorization.

12242899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 37.

The square root of 12242899 is about 3498.9854243766. The cubic root of 12242899 is about 230.4772635334.

The spelling of 12242899 in words is "twelve million, two hundred forty-two thousand, eight hundred ninety-nine".