2863212817 has 2 divisors, whose sum is σ = 2863212818. Its totient is φ = 2863212816.

The previous prime is 2863212727. The next prime is 2863212827. The reversal of 2863212817 is 7182123682.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2718996736 + 144216081 = 52144^2 + 12009^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2863212817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2863212817.

It is not a weakly prime, because it can be changed into another prime (2863212827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1431606408 + 1431606409.

It is an arithmetic number, because the mean of its divisors is an integer number (1431606409).

Almost surely, 2^2863212817 is an apocalyptic number.

It is an amenable number.

2863212817 is a deficient number, since it is larger than the sum of its proper divisors (1).

2863212817 is an equidigital number, since it uses as much as digits as its factorization.

2863212817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 40.

The square root of 2863212817 is about 53508.9975331252. The cubic root of 2863212817 is about 1419.9875713056.

The spelling of 2863212817 in words is "two billion, eight hundred sixty-three million, two hundred twelve thousand, eight hundred seventeen".