231134327 has 2 divisors, whose sum is σ = 231134328. Its totient is φ = 231134326.

The previous prime is 231134317. The next prime is 231134347. The reversal of 231134327 is 723431132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231134327 - 2¹⁶ = 231068791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231134296 and 231134305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231134317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115567163 + 115567164.

It is an arithmetic number, because the mean of its divisors is an integer number (115567164).

Almost surely, 2^231134327 is an apocalyptic number.

231134327 is a deficient number, since it is larger than the sum of its proper divisors (1).

231134327 is an equidigital number, since it uses as much as digits as its factorization.

231134327 is an odious number, because the sum of its binary digits is odd.

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

The square root of 231134327 is about 15203.1025452044. The cubic root of 231134327 is about 613.6981534733.

Adding to 231134327 its reverse (723431132), we get a palindrome (954565459).

The spelling of 231134327 in words is "two hundred thirty-one million, one hundred thirty-four thousand, three hundred twenty-seven".