12730834507 has 2 divisors, whose sum is σ = 12730834508. Its totient is φ = 12730834506.

The previous prime is 12730834483. The next prime is 12730834579. The reversal of 12730834507 is 70543803721.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12730834507 - 2¹⁵ = 12730801739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12730834507.

It is not a weakly prime, because it can be changed into another prime (12730832507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6365417253 + 6365417254.

It is an arithmetic number, because the mean of its divisors is an integer number (6365417254).

Almost surely, 2^12730834507 is an apocalyptic number.

12730834507 is a deficient number, since it is larger than the sum of its proper divisors (1).

12730834507 is an equidigital number, since it uses as much as digits as its factorization.

12730834507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 12730834507 in words is "twelve billion, seven hundred thirty million, eight hundred thirty-four thousand, five hundred seven".