963870961 has 2 divisors, whose sum is σ = 963870962. Its totient is φ = 963870960.

The previous prime is 963870953. The next prime is 963870967. The reversal of 963870961 is 169078369.

963870961 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 can be written as a sum of positive squares in only one way, i.e., 946731361 + 17139600 = 30769^2 + 4140^2 .

It is a cyclic number.

It is not a de Polignac number, because 963870961 - 2³ = 963870953 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (963870967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481935480 + 481935481.

It is an arithmetic number, because the mean of its divisors is an integer number (481935481).

Almost surely, 2^963870961 is an apocalyptic number.

It is an amenable number.

963870961 is a deficient number, since it is larger than the sum of its proper divisors (1).

963870961 is an equidigital number, since it uses as much as digits as its factorization.

963870961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 963870961 is about 31046.2712898023. The cubic root of 963870961 is about 987.8089697295.

The spelling of 963870961 in words is "nine hundred sixty-three million, eight hundred seventy thousand, nine hundred sixty-one".