140043411 has 20 divisors (see below), whose sum is σ = 209523600. Its totient is φ = 93218256.

The previous prime is 140043401. The next prime is 140043427. The reversal of 140043411 is 114340041.

It is not a de Polignac number, because 140043411 - 2⁹ = 140042899 is a prime.

It is a super-2 number, since 2×140043411² = 39224313929029842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140043401) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 89050 + ... + 90608.

It is an arithmetic number, because the mean of its divisors is an integer number (10476180).

Almost surely, 2^140043411 is an apocalyptic number.

140043411 is a deficient number, since it is larger than the sum of its proper divisors (69480189).

140043411 is a wasteful number, since it uses less digits than its factorization.

140043411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2680 (or 2671 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 140043411 is about 11833.9938735830. The cubic root of 140043411 is about 519.3030740106.

Adding to 140043411 its reverse (114340041), we get a palindrome (254383452).

The spelling of 140043411 in words is "one hundred forty million, forty-three thousand, four hundred eleven".