244140011 has 4 divisors (see below), whose sum is σ = 244195512. Its totient is φ = 244084512.

The previous prime is 244139999. The next prime is 244140019. The reversal of 244140011 is 110041442.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 244140011 - 2⁶ = 244139947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244140019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20525 + ... + 30158.

It is an arithmetic number, because the mean of its divisors is an integer number (61048878).

Almost surely, 2^244140011 is an apocalyptic number.

244140011 is a deficient number, since it is larger than the sum of its proper divisors (55501).

244140011 is an equidigital number, since it uses as much as digits as its factorization.

244140011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55500.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 244140011 is about 15624.9803519876. The cubic root of 244140011 is about 624.9994760529. Note that the first 3 decimals are identical.

Adding to 244140011 its reverse (110041442), we get a palindrome (354181453).

The spelling of 244140011 in words is "two hundred forty-four million, one hundred forty thousand, eleven".