231367 has 2 divisors, whose sum is σ = 231368. Its totient is φ = 231366.

The previous prime is 231359. The next prime is 231379. The reversal of 231367 is 763132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231367 - 2³ = 231359 is a prime.

231367 is a lucky number.

It is a zygodrome in base 2.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 231367.

It is not a weakly prime, because it can be changed into another prime (231317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115683 + 115684.

It is an arithmetic number, because the mean of its divisors is an integer number (115684).

231367 is a Friedman number, since it can be written as (37*13)^2+6, using all its digits and the basic arithmetic operations.

2²³¹³⁶⁷ is an apocalyptic number.

231367 is a deficient number, since it is larger than the sum of its proper divisors (1).

231367 is an equidigital number, since it uses as much as digits as its factorization.

231367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 22.

The square root of 231367 is about 481.0062369658. The cubic root of 231367 is about 61.3904012270.

Adding to 231367 its reverse (763132), we get a palindrome (994499).

The spelling of 231367 in words is "two hundred thirty-one thousand, three hundred sixty-seven".