968578199 has 2 divisors, whose sum is σ = 968578200. Its totient is φ = 968578198.

The previous prime is 968578159. The next prime is 968578201. The reversal of 968578199 is 991875869.

It is a strong prime.

It is an emirp because it is prime and its reverse (991875869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 968578199 - 2²⁸ = 700142743 is a prime.

Together with 968578201, 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 (968578109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484289099 + 484289100.

It is an arithmetic number, because the mean of its divisors is an integer number (484289100).

Almost surely, 2^968578199 is an apocalyptic number.

968578199 is a deficient number, since it is larger than the sum of its proper divisors (1).

968578199 is an equidigital number, since it uses as much as digits as its factorization.

968578199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 62.

The square root of 968578199 is about 31121.9889949213. The cubic root of 968578199 is about 989.4144069417.

The spelling of 968578199 in words is "nine hundred sixty-eight million, five hundred seventy-eight thousand, one hundred ninety-nine".