156963 has 4 divisors (see below), whose sum is σ = 209288. Its totient is φ = 104640.

The previous prime is 156943. The next prime is 156967. The reversal of 156963 is 369651.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369651 = 3 ⋅123217.

It is not a de Polignac number, because 156963 - 2⁶ = 156899 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 156963.

It is not an unprimeable number, because it can be changed into a prime (156967) 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, 26158 + ... + 26163.

It is an arithmetic number, because the mean of its divisors is an integer number (52322).

2¹⁵⁶⁹⁶³ is an apocalyptic number.

156963 is a deficient number, since it is larger than the sum of its proper divisors (52325).

156963 is an equidigital number, since it uses as much as digits as its factorization.

156963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52324.

The product of its digits is 4860, while the sum is 30.

The square root of 156963 is about 396.1855625840. The cubic root of 156963 is about 53.9426689207.

The spelling of 156963 in words is "one hundred fifty-six thousand, nine hundred sixty-three".