140041144 has 16 divisors (see below), whose sum is σ = 265528800. Its totient is φ = 69233472.

The previous prime is 140041133. The next prime is 140041163. The reversal of 140041144 is 441140041.

140041144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140041144² = 39223044025657472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97632 + ... + 99055.

It is an arithmetic number, because the mean of its divisors is an integer number (16595550).

Almost surely, 2^140041144 is an apocalyptic number.

It is an amenable number.

140041144 is a deficient number, since it is larger than the sum of its proper divisors (125487656).

140041144 is a wasteful number, since it uses less digits than its factorization.

140041144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196782 (or 196778 counting only the distinct ones).

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

The square root of 140041144 is about 11833.8980898096. The cubic root of 140041144 is about 519.3002718642.

Adding to 140041144 its reverse (441140041), we get a palindrome (581181185).

It can be divided in two parts, 140041 and 144, that added together give a triangular number (140185 = T₅₂₉).

The spelling of 140041144 in words is "one hundred forty million, forty-one thousand, one hundred forty-four".