123231167 has 2 divisors, whose sum is σ = 123231168. Its totient is φ = 123231166.

The previous prime is 123231161. The next prime is 123231191. The reversal of 123231167 is 761132321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123231167 - 2⁶ = 123231103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123231161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61615583 + 61615584.

It is an arithmetic number, because the mean of its divisors is an integer number (61615584).

Almost surely, 2^123231167 is an apocalyptic number.

123231167 is a deficient number, since it is larger than the sum of its proper divisors (1).

123231167 is an equidigital number, since it uses as much as digits as its factorization.

123231167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 26.

The square root of 123231167 is about 11100.9534275214. The cubic root of 123231167 is about 497.6303431949.

Adding to 123231167 its reverse (761132321), we get a palindrome (884363488).

The spelling of 123231167 in words is "one hundred twenty-three million, two hundred thirty-one thousand, one hundred sixty-seven".