2012796817 has 2 divisors, whose sum is σ = 2012796818. Its totient is φ = 2012796816.

The previous prime is 2012796803. The next prime is 2012796857. The reversal of 2012796817 is 7186972102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1837922641 + 174874176 = 42871^2 + 13224^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012796817 - 2¹¹ = 2012794769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012796857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006398408 + 1006398409.

It is an arithmetic number, because the mean of its divisors is an integer number (1006398409).

Almost surely, 2^2012796817 is an apocalyptic number.

It is an amenable number.

2012796817 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012796817 is an equidigital number, since it uses as much as digits as its factorization.

2012796817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 2012796817 is about 44864.2041832907. The cubic root of 2012796817 is about 1262.6025021766.

The spelling of 2012796817 in words is "two billion, twelve million, seven hundred ninety-six thousand, eight hundred seventeen".