140045212 has 12 divisors (see below), whose sum is σ = 245985376. Its totient is φ = 69763680.

The previous prime is 140045207. The next prime is 140045221. The reversal of 140045212 is 212540041.

140045212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140045212² = 39225322808249888, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140045212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63513 + ... + 65680.

Almost surely, 2^140045212 is an apocalyptic number.

It is an amenable number.

140045212 is a deficient number, since it is larger than the sum of its proper divisors (105940164).

140045212 is a wasteful number, since it uses less digits than its factorization.

140045212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129468 (or 129466 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 140045212 is about 11834.0699676823. The cubic root of 140045212 is about 519.3053001318.

Adding to 140045212 its reverse (212540041), we get a palindrome (352585253).

The spelling of 140045212 in words is "one hundred forty million, forty-five thousand, two hundred twelve".