2821170013 has 2 divisors, whose sum is σ = 2821170014. Its totient is φ = 2821170012.

The previous prime is 2821169983. The next prime is 2821170017. The reversal of 2821170013 is 3100711282.

It is a happy number.

2821170013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2605285764 + 215884249 = 51042^2 + 14693^2 .

It is a cyclic number.

It is not a de Polignac number, because 2821170013 - 2²⁵ = 2787615581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2821170013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2821170017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1410585006 + 1410585007.

It is an arithmetic number, because the mean of its divisors is an integer number (1410585007).

Almost surely, 2^2821170013 is an apocalyptic number.

It is an amenable number.

2821170013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2821170013 is an equidigital number, since it uses as much as digits as its factorization.

2821170013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 2821170013 is about 53114.6873567001. The cubic root of 2821170013 is about 1413.0030078202.

Adding to 2821170013 its reverse (3100711282), we get a palindrome (5921881295).

The spelling of 2821170013 in words is "two billion, eight hundred twenty-one million, one hundred seventy thousand, thirteen".