140133668 has 12 divisors (see below), whose sum is σ = 245358960. Its totient is φ = 70031112.

The previous prime is 140133661. The next prime is 140133677. The reversal of 140133668 is 866331041.

It is not an unprimeable number, because it can be changed into a prime (140133661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163 + ... + 16781.

It is an arithmetic number, because the mean of its divisors is an integer number (20446580).

Almost surely, 2^140133668 is an apocalyptic number.

It is an amenable number.

140133668 is a deficient number, since it is larger than the sum of its proper divisors (105225292).

140133668 is a wasteful number, since it uses less digits than its factorization.

140133668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17866 (or 17864 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 140133668 is about 11837.8067225310. The cubic root of 140133668 is about 519.4146124532.

The spelling of 140133668 in words is "one hundred forty million, one hundred thirty-three thousand, six hundred sixty-eight".