263314231 has 2 divisors, whose sum is σ = 263314232. Its totient is φ = 263314230.

The previous prime is 263314223. The next prime is 263314283. The reversal of 263314231 is 132413362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263314231 - 2³ = 263314223 is a prime.

It is a super-2 number, since 2×263314231² = 138668768494242722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 263314196 and 263314205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263314291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131657115 + 131657116.

It is an arithmetic number, because the mean of its divisors is an integer number (131657116).

Almost surely, 2^263314231 is an apocalyptic number.

263314231 is a deficient number, since it is larger than the sum of its proper divisors (1).

263314231 is an equidigital number, since it uses as much as digits as its factorization.

263314231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 263314231 is about 16226.9600048808. The cubic root of 263314231 is about 640.9509228288.

Adding to 263314231 its reverse (132413362), we get a palindrome (395727593).

The spelling of 263314231 in words is "two hundred sixty-three million, three hundred fourteen thousand, two hundred thirty-one".