140044011 has 16 divisors (see below), whose sum is σ = 200217600. Its totient is φ = 86755968.

The previous prime is 140043997. The next prime is 140044063. The reversal of 140044011 is 110440041.

It is not a de Polignac number, because 140044011 - 2⁵ = 140043979 is a prime.

It is a super-2 number, since 2×140044011² = 39224650033936242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140044811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13351 + ... + 21408.

It is an arithmetic number, because the mean of its divisors is an integer number (12513600).

Almost surely, 2^140044011 is an apocalyptic number.

140044011 is a deficient number, since it is larger than the sum of its proper divisors (60173589).

140044011 is a wasteful number, since it uses less digits than its factorization.

140044011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34858.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 140044011 is about 11834.0192242534. The cubic root of 140044011 is about 519.3038156411.

Adding to 140044011 its reverse (110440041), we get a palindrome (250484052).

The spelling of 140044011 in words is "one hundred forty million, forty-four thousand, eleven".