140133740 has 24 divisors (see below), whose sum is σ = 309770160. Its totient is φ = 53103168.

The previous prime is 140133731. The next prime is 140133757. The reversal of 140133740 is 47331041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184007 + ... + 184766.

It is an arithmetic number, because the mean of its divisors is an integer number (12907090).

Almost surely, 2^140133740 is an apocalyptic number.

140133740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140133740 is an abundant number, since it is smaller than the sum of its proper divisors (169636420).

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

140133740 is a wasteful number, since it uses less digits than its factorization.

140133740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368801 (or 368799 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 140133740 is about 11837.8097636345. The cubic root of 140133740 is about 519.4147014107.

Adding to 140133740 its reverse (47331041), we get a palindrome (187464781).

The spelling of 140133740 in words is "one hundred forty million, one hundred thirty-three thousand, seven hundred forty".