140240413 has 8 divisors (see below), whose sum is σ = 141313536. Its totient is φ = 139171200.

The previous prime is 140240393. The next prime is 140240423. The reversal of 140240413 is 314042041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140240413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140240423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127998 + ... + 129088.

It is an arithmetic number, because the mean of its divisors is an integer number (17664192).

Almost surely, 2^140240413 is an apocalyptic number.

It is an amenable number.

140240413 is a deficient number, since it is larger than the sum of its proper divisors (1073123).

140240413 is a wasteful number, since it uses less digits than its factorization.

140240413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 140240413 is about 11842.3145119525. The cubic root of 140240413 is about 519.5464647563.

Adding to 140240413 its reverse (314042041), we get a palindrome (454282454).

The spelling of 140240413 in words is "one hundred forty million, two hundred forty thousand, four hundred thirteen".