968999963 has 2 divisors, whose sum is σ = 968999964. Its totient is φ = 968999962.

The previous prime is 968999957. The next prime is 969000023. The reversal of 968999963 is 369999869.

It is a weak prime.

It is an emirp because it is prime and its reverse (369999869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 968999963 - 2⁴ = 968999947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 968999893 and 968999902.

It is not a weakly prime, because it can be changed into another prime (968999363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484499981 + 484499982.

It is an arithmetic number, because the mean of its divisors is an integer number (484499982).

Almost surely, 2^968999963 is an apocalyptic number.

968999963 is a deficient number, since it is larger than the sum of its proper divisors (1).

968999963 is an equidigital number, since it uses as much as digits as its factorization.

968999963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51018336, while the sum is 68.

The square root of 968999963 is about 31128.7642382411. The cubic root of 968999963 is about 989.5579984530.

The spelling of 968999963 in words is "nine hundred sixty-eight million, nine hundred ninety-nine thousand, nine hundred sixty-three".