140211434 has 16 divisors (see below), whose sum is σ = 234320256. Its totient is φ = 62376000.

The previous prime is 140211373. The next prime is 140211437. The reversal of 140211434 is 434112041.

140211434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140211437) 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, 66767 + ... + 68834.

It is an arithmetic number, because the mean of its divisors is an integer number (14645016).

Almost surely, 2^140211434 is an apocalyptic number.

140211434 is a deficient number, since it is larger than the sum of its proper divisors (94108822).

140211434 is a wasteful number, since it uses less digits than its factorization.

140211434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135661.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 140211434 is about 11841.0909125806. The cubic root of 140211434 is about 519.5106762751.

Adding to 140211434 its reverse (434112041), we get a palindrome (574323475).

The spelling of 140211434 in words is "one hundred forty million, two hundred eleven thousand, four hundred thirty-four".