140431314 has 16 divisors (see below), whose sum is σ = 287713440. Its totient is φ = 45668640.

The previous prime is 140431303. The next prime is 140431321. The reversal of 140431314 is 413134041.

140431314 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285184 + ... + 285675.

It is an arithmetic number, because the mean of its divisors is an integer number (17982090).

Almost surely, 2^140431314 is an apocalyptic number.

140431314 is an abundant number, since it is smaller than the sum of its proper divisors (147282126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140431314 is a wasteful number, since it uses less digits than its factorization.

140431314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570905.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 140431314 is about 11850.3718928986. The cubic root of 140431314 is about 519.7821005193.

Adding to 140431314 its reverse (413134041), we get a palindrome (553565355).

The spelling of 140431314 in words is "one hundred forty million, four hundred thirty-one thousand, three hundred fourteen".