431363 has 2 divisors, whose sum is σ = 431364. Its totient is φ = 431362.

The previous prime is 431339. The next prime is 431369. The reversal of 431363 is 363134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 431363 - 2⁸ = 431107 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (431369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215681 + 215682.

It is an arithmetic number, because the mean of its divisors is an integer number (215682).

2⁴³¹³⁶³ is an apocalyptic number.

431363 is a deficient number, since it is larger than the sum of its proper divisors (1).

431363 is an equidigital number, since it uses as much as digits as its factorization.

431363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 20.

The square root of 431363 is about 656.7823079225. The cubic root of 431363 is about 75.5580887110.

Adding to 431363 its reverse (363134), we get a palindrome (794497).

The spelling of 431363 in words is "four hundred thirty-one thousand, three hundred sixty-three".