953963 has 4 divisors (see below), whose sum is σ = 984768. Its totient is φ = 923160.

The previous prime is 953941. The next prime is 953969. The reversal of 953963 is 369359.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369359 = 17 ⋅21727.

It is a cyclic number.

It is not a de Polignac number, because 953963 - 2⁸ = 953707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (953969) 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, 15356 + ... + 15417.

It is an arithmetic number, because the mean of its divisors is an integer number (246192).

2⁹⁵³⁹⁶³ is an apocalyptic number.

953963 is a deficient number, since it is larger than the sum of its proper divisors (30805).

953963 is a wasteful number, since it uses less digits than its factorization.

953963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30804.

The product of its digits is 21870, while the sum is 35.

The square root of 953963 is about 976.7102948162. The cubic root of 953963 is about 98.4412629619.

The spelling of 953963 in words is "nine hundred fifty-three thousand, nine hundred sixty-three".