231341347 has 2 divisors, whose sum is σ = 231341348. Its totient is φ = 231341346.

The previous prime is 231341339. The next prime is 231341371. The reversal of 231341347 is 743143132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231341347 - 2³ = 231341339 is a prime.

It is not a weakly prime, because it can be changed into another prime (231341317) 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, 115670673 + 115670674.

It is an arithmetic number, because the mean of its divisors is an integer number (115670674).

Almost surely, 2^231341347 is an apocalyptic number.

231341347 is a deficient number, since it is larger than the sum of its proper divisors (1).

231341347 is an equidigital number, since it uses as much as digits as its factorization.

231341347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 28.

The square root of 231341347 is about 15209.9095000595. The cubic root of 231341347 is about 613.8813223998.

Adding to 231341347 its reverse (743143132), we get a palindrome (974484479).

It can be divided in two parts, 2313 and 41347, that added together give a triangular number (43660 = T₂₉₅).

The spelling of 231341347 in words is "two hundred thirty-one million, three hundred forty-one thousand, three hundred forty-seven".