140242113 has 12 divisors (see below), whose sum is σ = 220987728. Its totient is φ = 84995160.

The previous prime is 140242087. The next prime is 140242117. The reversal of 140242113 is 311242041.

140242113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-140242113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140242117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 708195 + ... + 708392.

It is an arithmetic number, because the mean of its divisors is an integer number (18415644).

Almost surely, 2^140242113 is an apocalyptic number.

It is an amenable number.

140242113 is a deficient number, since it is larger than the sum of its proper divisors (80745615).

140242113 is a wasteful number, since it uses less digits than its factorization.

140242113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416604 (or 1416601 counting only the distinct ones).

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

The square root of 140242113 is about 11842.3862882444. The cubic root of 140242113 is about 519.5485640690.

Adding to 140242113 its reverse (311242041), we get a palindrome (451484154).

The spelling of 140242113 in words is "one hundred forty million, two hundred forty-two thousand, one hundred thirteen".