2164465319 has 2 divisors, whose sum is σ = 2164465320. Its totient is φ = 2164465318.

The previous prime is 2164465307. The next prime is 2164465321. The reversal of 2164465319 is 9135644612.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2164465319 - 2⁸ = 2164465063 is a prime.

It is a super-2 number, since 2×2164465319² = 9369820234307543522, which contains 22 as substring.

Together with 2164465321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2164465349) 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, 1082232659 + 1082232660.

It is an arithmetic number, because the mean of its divisors is an integer number (1082232660).

Almost surely, 2^2164465319 is an apocalyptic number.

2164465319 is a deficient number, since it is larger than the sum of its proper divisors (1).

2164465319 is an equidigital number, since it uses as much as digits as its factorization.

2164465319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 41.

The square root of 2164465319 is about 46523.8145362136. The cubic root of 2164465319 is about 1293.5509636974.

The spelling of 2164465319 in words is "two billion, one hundred sixty-four million, four hundred sixty-five thousand, three hundred nineteen".