140973856 has 12 divisors (see below), whose sum is σ = 277542342. Its totient is φ = 70486912.

The previous prime is 140973827. The next prime is 140973919. The reversal of 140973856 is 658379041.

It can be written as a sum of positive squares in only one way, i.e., 125888400 + 15085456 = 11220^2 + 3884^2 .

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 as a sum of consecutive naturals, namely, 2202685 + ... + 2202748.

Almost surely, 2^140973856 is an apocalyptic number.

140973856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140973856 is a deficient number, since it is larger than the sum of its proper divisors (136568486).

140973856 is an equidigital number, since it uses as much as digits as its factorization.

140973856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4405443 (or 4405435 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 140973856 is about 11873.2411750120. The cubic root of 140973856 is about 520.4506153156.

The spelling of 140973856 in words is "one hundred forty million, nine hundred seventy-three thousand, eight hundred fifty-six".