140422311 has 6 divisors (see below), whose sum is σ = 202832240. Its totient is φ = 93614868.

The previous prime is 140422297. The next prime is 140422313. The reversal of 140422311 is 113224041.

It is not a de Polignac number, because 140422311 - 2¹¹ = 140420263 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 (140422313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7801231 + ... + 7801248.

Almost surely, 2^140422311 is an apocalyptic number.

140422311 is a deficient number, since it is larger than the sum of its proper divisors (62409929).

140422311 is a wasteful number, since it uses less digits than its factorization.

140422311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15602485 (or 15602482 counting only the distinct ones).

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

The square root of 140422311 is about 11849.9920253138. The cubic root of 140422311 is about 519.7709926020.

Adding to 140422311 its reverse (113224041), we get a palindrome (253646352).

The spelling of 140422311 in words is "one hundred forty million, four hundred twenty-two thousand, three hundred eleven".