140134311 has 6 divisors (see below), whose sum is σ = 202416240. Its totient is φ = 93422868.

The previous prime is 140134303. The next prime is 140134321. The reversal of 140134311 is 113431041.

140134311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140134311 - 2³ = 140134303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140134321) 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, 7785231 + ... + 7785248.

It is an arithmetic number, because the mean of its divisors is an integer number (33736040).

Almost surely, 2^140134311 is an apocalyptic number.

140134311 is a deficient number, since it is larger than the sum of its proper divisors (62281929).

140134311 is a wasteful number, since it uses less digits than its factorization.

140134311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15570485 (or 15570482 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 140134311 is about 11837.8338812470. The cubic root of 140134311 is about 519.4154068925.

Adding to 140134311 its reverse (113431041), we get a palindrome (253565352).

The spelling of 140134311 in words is "one hundred forty million, one hundred thirty-four thousand, three hundred eleven".