963381963 has 16 divisors (see below), whose sum is σ = 1295735552. Its totient is φ = 636660000.

The previous prime is 963381953. The next prime is 963381971. The reversal of 963381963 is 369183369.

It is a happy number.

963381963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 963381963 - 2⁵ = 963381931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (963381953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243108 + ... + 247038.

It is an arithmetic number, because the mean of its divisors is an integer number (80983472).

Almost surely, 2^963381963 is an apocalyptic number.

963381963 is a deficient number, since it is larger than the sum of its proper divisors (332353589).

963381963 is a wasteful number, since it uses less digits than its factorization.

963381963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626.

The product of its digits is 629856, while the sum is 48.

The square root of 963381963 is about 31038.3949810553. The cubic root of 963381963 is about 987.6418940043.

The spelling of 963381963 in words is "nine hundred sixty-three million, three hundred eighty-one thousand, nine hundred sixty-three".