23440411 has 2 divisors, whose sum is σ = 23440412. Its totient is φ = 23440410.

The previous prime is 23440393. The next prime is 23440421. The reversal of 23440411 is 11404432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23440411 - 2⁷ = 23440283 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23440421) 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, 11720205 + 11720206.

It is an arithmetic number, because the mean of its divisors is an integer number (11720206).

Almost surely, 2^23440411 is an apocalyptic number.

23440411 is a deficient number, since it is larger than the sum of its proper divisors (1).

23440411 is an equidigital number, since it uses as much as digits as its factorization.

23440411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 23440411 is about 4841.5298202118. The cubic root of 23440411 is about 286.1904081946.

Adding to 23440411 its reverse (11404432), we get a palindrome (34844843).

The spelling of 23440411 in words is "twenty-three million, four hundred forty thousand, four hundred eleven".