2143465799 has 2 divisors, whose sum is σ = 2143465800. Its totient is φ = 2143465798.

The previous prime is 2143465783. The next prime is 2143465801. The reversal of 2143465799 is 9975643412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2143465799 - 2⁴ = 2143465783 is a prime.

Together with 2143465801, 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 (2143465769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071732899 + 1071732900.

It is an arithmetic number, because the mean of its divisors is an integer number (1071732900).

Almost surely, 2^2143465799 is an apocalyptic number.

2143465799 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143465799 is an equidigital number, since it uses as much as digits as its factorization.

2143465799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 50.

The square root of 2143465799 is about 46297.5787595853. The cubic root of 2143465799 is about 1289.3540421183.

The spelling of 2143465799 in words is "two billion, one hundred forty-three million, four hundred sixty-five thousand, seven hundred ninety-nine".