140141044 has 12 divisors (see below), whose sum is σ = 245340004. Its totient is φ = 70043904.

The previous prime is 140141039. The next prime is 140141059. The reversal of 140141044 is 440141041.

It can be written as a sum of positive squares in 2 ways, for example, as 5116644 + 135024400 = 2262^2 + 11620^2 .

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 9604 + ... + 19300.

Almost surely, 2^140141044 is an apocalyptic number.

It is an amenable number.

140141044 is a deficient number, since it is larger than the sum of its proper divisors (105198960).

140141044 is a wasteful number, since it uses less digits than its factorization.

140141044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13314 (or 13312 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 140141044 is about 11838.1182626294. The cubic root of 140141044 is about 519.4237255022.

Adding to 140141044 its reverse (440141041), we get a palindrome (580282085).

The spelling of 140141044 in words is "one hundred forty million, one hundred forty-one thousand, forty-four".