140517968 has 20 divisors (see below), whose sum is σ = 278047680. Its totient is φ = 68763744.

The previous prime is 140517959. The next prime is 140517989. The reversal of 140517968 is 869715041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92678 + ... + 94181.

It is an arithmetic number, because the mean of its divisors is an integer number (13902384).

Almost surely, 2^140517968 is an apocalyptic number.

It is an amenable number.

140517968 is a deficient number, since it is larger than the sum of its proper divisors (137529712).

140517968 is a wasteful number, since it uses less digits than its factorization.

140517968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186914 (or 186908 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 140517968 is about 11854.0275012335. The cubic root of 140517968 is about 519.8889901099. Note that the first 3 decimals are identical.

The spelling of 140517968 in words is "one hundred forty million, five hundred seventeen thousand, nine hundred sixty-eight".