431163 has 10 divisors (see below), whose sum is σ = 644204. Its totient is φ = 287388.

The previous prime is 431153. The next prime is 431173. The reversal of 431163 is 361134.

It is an interprime number because it is at equal distance from previous prime (431153) and next prime (431173).

It is not a de Polignac number, because 431163 - 2⁴ = 431147 is a prime.

It is a Duffinian number.

431163 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (431153) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2581 + ... + 2742.

2⁴³¹¹⁶³ is an apocalyptic number.

431163 is a deficient number, since it is larger than the sum of its proper divisors (213041).

431163 is an equidigital number, since it uses as much as digits as its factorization.

431163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5335 (or 5326 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 431163 is about 656.6300328191. The cubic root of 431163 is about 75.5464094882.

Adding to 431163 its reverse (361134), we get a palindrome (792297).

The spelling of 431163 in words is "four hundred thirty-one thousand, one hundred sixty-three".