968959819 has 2 divisors, whose sum is σ = 968959820. Its totient is φ = 968959818.

The previous prime is 968959759. The next prime is 968959841. The reversal of 968959819 is 918959869.

968959819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 968959819 - 2²³ = 960571211 is a prime.

It is a super-2 number, since 2×968959819² = 1877766261673025522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (968959619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484479909 + 484479910.

It is an arithmetic number, because the mean of its divisors is an integer number (484479910).

Almost surely, 2^968959819 is an apocalyptic number.

968959819 is a deficient number, since it is larger than the sum of its proper divisors (1).

968959819 is an equidigital number, since it uses as much as digits as its factorization.

968959819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12597120, while the sum is 64.

The square root of 968959819 is about 31128.1194260109. The cubic root of 968959819 is about 989.5443330362.

The spelling of 968959819 in words is "nine hundred sixty-eight million, nine hundred fifty-nine thousand, eight hundred nineteen".