1955163 has 8 divisors (see below), whose sum is σ = 2979328. Its totient is φ = 1117224.

The previous prime is 1955141. The next prime is 1955179. The reversal of 1955163 is 3615591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1955163 - 2⁵ = 1955131 is a prime.

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 1955163.

It is not an unprimeable number, because it can be changed into a prime (1955113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46531 + ... + 46572.

It is an arithmetic number, because the mean of its divisors is an integer number (372416).

2^1955163 is an apocalyptic number.

1955163 is a deficient number, since it is larger than the sum of its proper divisors (1024165).

1955163 is an equidigital number, since it uses as much as digits as its factorization.

1955163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93113.

The product of its digits is 4050, while the sum is 30.

The square root of 1955163 is about 1398.2714328770. The cubic root of 1955163 is about 125.0434622199.

The spelling of 1955163 in words is "one million, nine hundred fifty-five thousand, one hundred sixty-three".