12783270629 has 2 divisors, whose sum is σ = 12783270630. Its totient is φ = 12783270628.

The previous prime is 12783270611. The next prime is 12783270679. The reversal of 12783270629 is 92607238721.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12691149025 + 92121604 = 112655^2 + 9598^2 .

It is an emirp because it is prime and its reverse (92607238721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12783270629 - 2¹⁶ = 12783205093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12783270679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6391635314 + 6391635315.

It is an arithmetic number, because the mean of its divisors is an integer number (6391635315).

Almost surely, 2^12783270629 is an apocalyptic number.

It is an amenable number.

12783270629 is a deficient number, since it is larger than the sum of its proper divisors (1).

12783270629 is an equidigital number, since it uses as much as digits as its factorization.

12783270629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 12783270629 in words is "twelve billion, seven hundred eighty-three million, two hundred seventy thousand, six hundred twenty-nine".