12694049 has 2 divisors, whose sum is σ = 12694050. Its totient is φ = 12694048.

The previous prime is 12694037. The next prime is 12694057. The reversal of 12694049 is 94049621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12673600 + 20449 = 3560^2 + 143^2 .

It is a cyclic number.

It is not a de Polignac number, because 12694049 - 2¹⁶ = 12628513 is a prime.

It is a super-2 number, since 2×12694049² = 322277760028802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12694349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6347024 + 6347025.

It is an arithmetic number, because the mean of its divisors is an integer number (6347025).

Almost surely, 2^12694049 is an apocalyptic number.

It is an amenable number.

12694049 is a deficient number, since it is larger than the sum of its proper divisors (1).

12694049 is an equidigital number, since it uses as much as digits as its factorization.

12694049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 12694049 is about 3562.8708929738. The cubic root of 12694049 is about 233.2742079217.

The spelling of 12694049 in words is "twelve million, six hundred ninety-four thousand, forty-nine".