23441909 has 2 divisors, whose sum is σ = 23441910. Its totient is φ = 23441908.

The previous prime is 23441903. The next prime is 23441911. The reversal of 23441909 is 90914432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23136100 + 305809 = 4810^2 + 553^2 .

It is a cyclic number.

It is not a de Polignac number, because 23441909 - 2¹⁶ = 23376373 is a prime.

Together with 23441911, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23441903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11720954 + 11720955.

It is an arithmetic number, because the mean of its divisors is an integer number (11720955).

Almost surely, 2^23441909 is an apocalyptic number.

It is an amenable number.

23441909 is a deficient number, since it is larger than the sum of its proper divisors (1).

23441909 is an equidigital number, since it uses as much as digits as its factorization.

23441909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 23441909 is about 4841.6845209080. The cubic root of 23441909 is about 286.1965045624.

The spelling of 23441909 in words is "twenty-three million, four hundred forty-one thousand, nine hundred nine".