140517042 has 8 divisors (see below), whose sum is σ = 281034096. Its totient is φ = 46839012.

The previous prime is 140517011. The next prime is 140517049. The reversal of 140517042 is 240715041.

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

140517042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (140517049) 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, 11709748 + ... + 11709759.

It is an arithmetic number, because the mean of its divisors is an integer number (35129262).

Almost surely, 2^140517042 is an apocalyptic number.

140517042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140517042 is a wasteful number, since it uses less digits than its factorization.

140517042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23419512.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 140517042 is about 11853.9884427141. The cubic root of 140517042 is about 519.8878481012.

The spelling of 140517042 in words is "one hundred forty million, five hundred seventeen thousand, forty-two".