173963 has 4 divisors (see below), whose sum is σ = 178248. Its totient is φ = 169680.

The previous prime is 173933. The next prime is 173969. The reversal of 173963 is 369371.

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 173963 - 2⁸ = 173707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (173969) 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, 2081 + ... + 2162.

It is an arithmetic number, because the mean of its divisors is an integer number (44562).

2¹⁷³⁹⁶³ is an apocalyptic number.

173963 is a deficient number, since it is larger than the sum of its proper divisors (4285).

173963 is an equidigital number, since it uses as much as digits as its factorization.

173963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4284.

The product of its digits is 3402, while the sum is 29.

The square root of 173963 is about 417.0887195789. The cubic root of 173963 is about 55.8237443001.

The spelling of 173963 in words is "one hundred seventy-three thousand, nine hundred sixty-three".