263423 has 2 divisors, whose sum is σ = 263424. Its totient is φ = 263422.

The previous prime is 263411. The next prime is 263429. The reversal of 263423 is 324362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263423 - 2⁸ = 263167 is a prime.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 263395 and 263404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131711 + 131712.

It is an arithmetic number, because the mean of its divisors is an integer number (131712).

2²⁶³⁴²³ is an apocalyptic number.

263423 is a deficient number, since it is larger than the sum of its proper divisors (1).

263423 is an equidigital number, since it uses as much as digits as its factorization.

263423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 20.

The square root of 263423 is about 513.2475036471. The cubic root of 263423 is about 64.1039164665.

Adding to 263423 its reverse (324362), we get a palindrome (587785).

It can be divided in two parts, 263 and 423, that added together give a palindrome (686).

The spelling of 263423 in words is "two hundred sixty-three thousand, four hundred twenty-three".