2145833867 has 2 divisors, whose sum is σ = 2145833868. Its totient is φ = 2145833866.

The previous prime is 2145833863. The next prime is 2145833869. The reversal of 2145833867 is 7683385412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2145833867 - 2² = 2145833863 is a prime.

Together with 2145833869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2145833861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072916933 + 1072916934.

It is an arithmetic number, because the mean of its divisors is an integer number (1072916934).

Almost surely, 2^2145833867 is an apocalyptic number.

2145833867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145833867 is an equidigital number, since it uses as much as digits as its factorization.

2145833867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 47.

The square root of 2145833867 is about 46323.1461258840. The cubic root of 2145833867 is about 1289.8286868633.

The spelling of 2145833867 in words is "two billion, one hundred forty-five million, eight hundred thirty-three thousand, eight hundred sixty-seven".