431459 has 4 divisors (see below), whose sum is σ = 493104. Its totient is φ = 369816.

The previous prime is 431449. The next prime is 431479. The reversal of 431459 is 954134.

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 431459 - 2⁸ = 431203 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 431459.

It is not an unprimeable number, because it can be changed into a prime (431429) 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, 30812 + ... + 30825.

It is an arithmetic number, because the mean of its divisors is an integer number (123276).

2⁴³¹⁴⁵⁹ is an apocalyptic number.

431459 is a deficient number, since it is larger than the sum of its proper divisors (61645).

431459 is an equidigital number, since it uses as much as digits as its factorization.

431459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61644.

The product of its digits is 2160, while the sum is 26.

The square root of 431459 is about 656.8553874332. The cubic root of 431459 is about 75.5636934558.

The spelling of 431459 in words is "four hundred thirty-one thousand, four hundred fifty-nine".