2162008399 has 2 divisors, whose sum is σ = 2162008400. Its totient is φ = 2162008398.

The previous prime is 2162008397. The next prime is 2162008427. The reversal of 2162008399 is 9938002612.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2162008399 - 2¹ = 2162008397 is a prime.

Together with 2162008397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2162008397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081004199 + 1081004200.

It is an arithmetic number, because the mean of its divisors is an integer number (1081004200).

Almost surely, 2^2162008399 is an apocalyptic number.

2162008399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2162008399 is an equidigital number, since it uses as much as digits as its factorization.

2162008399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 2162008399 is about 46497.4020672123. The cubic root of 2162008399 is about 1293.0613347671.

The spelling of 2162008399 in words is "two billion, one hundred sixty-two million, eight thousand, three hundred ninety-nine".