12742699 has 2 divisors, whose sum is σ = 12742700. Its totient is φ = 12742698.

The previous prime is 12742693. The next prime is 12742703. The reversal of 12742699 is 99624721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12742699 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12742693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6371349 + 6371350.

It is an arithmetic number, because the mean of its divisors is an integer number (6371350).

Almost surely, 2^12742699 is an apocalyptic number.

12742699 is a deficient number, since it is larger than the sum of its proper divisors (1).

12742699 is an equidigital number, since it uses as much as digits as its factorization.

12742699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 40.

The square root of 12742699 is about 3569.6917233845. The cubic root of 12742699 is about 233.5718361754.

The spelling of 12742699 in words is "twelve million, seven hundred forty-two thousand, six hundred ninety-nine".