23140067 has 2 divisors, whose sum is σ = 23140068. Its totient is φ = 23140066.

The previous prime is 23140037. The next prime is 23140079. The reversal of 23140067 is 76004132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23140067 - 2⁶ = 23140003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23140037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11570033 + 11570034.

It is an arithmetic number, because the mean of its divisors is an integer number (11570034).

Almost surely, 2^23140067 is an apocalyptic number.

23140067 is a deficient number, since it is larger than the sum of its proper divisors (1).

23140067 is an equidigital number, since it uses as much as digits as its factorization.

23140067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 23140067 is about 4810.4123523873. The cubic root of 23140067 is about 284.9628226872.

Adding to 23140067 its reverse (76004132), we get a palindrome (99144199).

The spelling of 23140067 in words is "twenty-three million, one hundred forty thousand, sixty-seven".