963975861 has 12 divisors (see below), whose sum is σ = 1409186688. Its totient is φ = 634907304.

The previous prime is 963975851. The next prime is 963975869. The reversal of 963975861 is 168579369.

It is not a de Polignac number, because 963975861 - 2⁵ = 963975829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 963975798 and 963975807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (963975869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 644485 + ... + 645978.

It is an arithmetic number, because the mean of its divisors is an integer number (117432224).

Almost surely, 2^963975861 is an apocalyptic number.

It is an amenable number.

963975861 is a deficient number, since it is larger than the sum of its proper divisors (445210827).

963975861 is a wasteful number, since it uses less digits than its factorization.

963975861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290552 (or 1290549 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 963975861 is about 31047.9606576664. The cubic root of 963975861 is about 987.8448035034.

The spelling of 963975861 in words is "nine hundred sixty-three million, nine hundred seventy-five thousand, eight hundred sixty-one".