2165433499 has 2 divisors, whose sum is σ = 2165433500. Its totient is φ = 2165433498.

The previous prime is 2165433443. The next prime is 2165433503. The reversal of 2165433499 is 9943345612.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2165433499 is a prime.

It is not a weakly prime, because it can be changed into another prime (2165433199) 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, 1082716749 + 1082716750.

It is an arithmetic number, because the mean of its divisors is an integer number (1082716750).

Almost surely, 2^2165433499 is an apocalyptic number.

2165433499 is a deficient number, since it is larger than the sum of its proper divisors (1).

2165433499 is an equidigital number, since it uses as much as digits as its factorization.

2165433499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 46.

The square root of 2165433499 is about 46534.2185815986. The cubic root of 2165433499 is about 1293.7438063167.

The spelling of 2165433499 in words is "two billion, one hundred sixty-five million, four hundred thirty-three thousand, four hundred ninety-nine".