23489171 has 2 divisors, whose sum is σ = 23489172. Its totient is φ = 23489170.

The previous prime is 23489131. The next prime is 23489177. The reversal of 23489171 is 17198432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23489171 - 2²² = 19294867 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23489177) 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, 11744585 + 11744586.

It is an arithmetic number, because the mean of its divisors is an integer number (11744586).

Almost surely, 2^23489171 is an apocalyptic number.

23489171 is a deficient number, since it is larger than the sum of its proper divisors (1).

23489171 is an equidigital number, since it uses as much as digits as its factorization.

23489171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 35.

The square root of 23489171 is about 4846.5628026468. The cubic root of 23489171 is about 286.3887121616.

The spelling of 23489171 in words is "twenty-three million, four hundred eighty-nine thousand, one hundred seventy-one".