12834649 has 2 divisors, whose sum is σ = 12834650. Its totient is φ = 12834648.

The previous prime is 12834629. The next prime is 12834673. The reversal of 12834649 is 94643821.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11289600 + 1545049 = 3360^2 + 1243^2 .

It is a cyclic number.

It is not a de Polignac number, because 12834649 - 2¹⁷ = 12703577 is a prime.

It is not a weakly prime, because it can be changed into another prime (12834629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6417324 + 6417325.

It is an arithmetic number, because the mean of its divisors is an integer number (6417325).

Almost surely, 2^12834649 is an apocalyptic number.

It is an amenable number.

12834649 is a deficient number, since it is larger than the sum of its proper divisors (1).

12834649 is an equidigital number, since it uses as much as digits as its factorization.

12834649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 12834649 is about 3582.5478363868. The cubic root of 12834649 is about 234.1323003282.

The spelling of 12834649 in words is "twelve million, eight hundred thirty-four thousand, six hundred forty-nine".