23146087 has 2 divisors, whose sum is σ = 23146088. Its totient is φ = 23146086.

The previous prime is 23146049. The next prime is 23146093. The reversal of 23146087 is 78064132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23146087 - 2¹¹ = 23144039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23146007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11573043 + 11573044.

It is an arithmetic number, because the mean of its divisors is an integer number (11573044).

Almost surely, 2^23146087 is an apocalyptic number.

23146087 is a deficient number, since it is larger than the sum of its proper divisors (1).

23146087 is an equidigital number, since it uses as much as digits as its factorization.

23146087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 23146087 is about 4811.0380376796. The cubic root of 23146087 is about 284.9875320287.

The spelling of 23146087 in words is "twenty-three million, one hundred forty-six thousand, eighty-seven".