231314327 has 2 divisors, whose sum is σ = 231314328. Its totient is φ = 231314326.

The previous prime is 231314311. The next prime is 231314339. The reversal of 231314327 is 723413132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231314327 - 2⁴ = 231314311 is a prime.

It is a super-3 number, since 3×231314327³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 231314296 and 231314305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231314357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115657163 + 115657164.

It is an arithmetic number, because the mean of its divisors is an integer number (115657164).

Almost surely, 2^231314327 is an apocalyptic number.

231314327 is a deficient number, since it is larger than the sum of its proper divisors (1).

231314327 is an equidigital number, since it uses as much as digits as its factorization.

231314327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 231314327 is about 15209.0212374104. The cubic root of 231314327 is about 613.8574216151.

Adding to 231314327 its reverse (723413132), we get a palindrome (954727459).

The spelling of 231314327 in words is "two hundred thirty-one million, three hundred fourteen thousand, three hundred twenty-seven".