140065612 has 12 divisors (see below), whose sum is σ = 245237776. Its totient is φ = 69997680.

The previous prime is 140065579. The next prime is 140065613. The reversal of 140065612 is 216560041.

It is not an unprimeable number, because it can be changed into a prime (140065613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1537 + ... + 16807.

Almost surely, 2^140065612 is an apocalyptic number.

It is an amenable number.

140065612 is a deficient number, since it is larger than the sum of its proper divisors (105172164).

140065612 is a wasteful number, since it uses less digits than its factorization.

140065612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17568 (or 17566 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 140065612 is about 11834.9318544722. The cubic root of 140065612 is about 519.3305141648.

The spelling of 140065612 in words is "one hundred forty million, sixty-five thousand, six hundred twelve".