140133938 has 8 divisors (see below), whose sum is σ = 240229632. Its totient is φ = 60057396.

The previous prime is 140133937. The next prime is 140133943. The reversal of 140133938 is 839331041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (140133937) by changing a digit.

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, 5004770 + ... + 5004797.

It is an arithmetic number, because the mean of its divisors is an integer number (30028704).

Almost surely, 2^140133938 is an apocalyptic number.

140133938 is a deficient number, since it is larger than the sum of its proper divisors (100095694).

140133938 is a wasteful number, since it uses less digits than its factorization.

140133938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009576.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 140133938 is about 11837.8181266651. The cubic root of 140133938 is about 519.4149460439.

Adding to 140133938 its reverse (839331041), we get a palindrome (979464979).

The spelling of 140133938 in words is "one hundred forty million, one hundred thirty-three thousand, nine hundred thirty-eight".