23072167 has 2 divisors, whose sum is σ = 23072168. Its totient is φ = 23072166.

The previous prime is 23072131. The next prime is 23072173. The reversal of 23072167 is 76127032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23072167 - 2⁷ = 23072039 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23072117) 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, 11536083 + 11536084.

It is an arithmetic number, because the mean of its divisors is an integer number (11536084).

Almost surely, 2^23072167 is an apocalyptic number.

23072167 is a deficient number, since it is larger than the sum of its proper divisors (1).

23072167 is an equidigital number, since it uses as much as digits as its factorization.

23072167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 23072167 is about 4803.3495604630. The cubic root of 23072167 is about 284.6838270699.

Adding to 23072167 its reverse (76127032), we get a palindrome (99199199).

The spelling of 23072167 in words is "twenty-three million, seventy-two thousand, one hundred sixty-seven".