963959 has 4 divisors (see below), whose sum is σ = 974880. Its totient is φ = 953040.

The previous prime is 963943. The next prime is 963973. The reversal of 963959 is 959369.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 963959 - 2⁴ = 963943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 963959.

It is not an unprimeable number, because it can be changed into a prime (963979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5327 + ... + 5504.

It is an arithmetic number, because the mean of its divisors is an integer number (243720).

2⁹⁶³⁹⁵⁹ is an apocalyptic number.

963959 is a deficient number, since it is larger than the sum of its proper divisors (10921).

963959 is a wasteful number, since it uses less digits than its factorization.

963959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10920.

The product of its digits is 65610, while the sum is 41.

The square root of 963959 is about 981.8141371971. The cubic root of 963959 is about 98.7839043972.

The spelling of 963959 in words is "nine hundred sixty-three thousand, nine hundred fifty-nine".