23491067 has 2 divisors, whose sum is σ = 23491068. Its totient is φ = 23491066.

The previous prime is 23491057. The next prime is 23491079. The reversal of 23491067 is 76019432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23491067 - 2⁶ = 23491003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23491057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11745533 + 11745534.

It is an arithmetic number, because the mean of its divisors is an integer number (11745534).

Almost surely, 2^23491067 is an apocalyptic number.

23491067 is a deficient number, since it is larger than the sum of its proper divisors (1).

23491067 is an equidigital number, since it uses as much as digits as its factorization.

23491067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 23491067 is about 4846.7584012410. The cubic root of 23491067 is about 286.3964175334.

The spelling of 23491067 in words is "twenty-three million, four hundred ninety-one thousand, sixty-seven".