140263612 has 12 divisors (see below), whose sum is σ = 245825496. Its totient is φ = 70027760.

The previous prime is 140263601. The next prime is 140263639. The reversal of 140263612 is 216362041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22939 + ... + 28402.

It is an arithmetic number, because the mean of its divisors is an integer number (20485458).

Almost surely, 2^140263612 is an apocalyptic number.

It is an amenable number.

140263612 is a deficient number, since it is larger than the sum of its proper divisors (105561884).

140263612 is a wasteful number, since it uses less digits than its factorization.

140263612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52028 (or 52026 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 140263612 is about 11843.2939674737. The cubic root of 140263612 is about 519.5751115009.

The spelling of 140263612 in words is "one hundred forty million, two hundred sixty-three thousand, six hundred twelve".