140433993 has 40 divisors (see below), whose sum is σ = 241008768. Its totient is φ = 79828416.

The previous prime is 140433989. The next prime is 140434013. The reversal of 140433993 is 399334041.

140433993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140433993 - 2² = 140433989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140433973) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 131580 + ... + 132642.

Almost surely, 2^140433993 is an apocalyptic number.

It is an amenable number.

140433993 is a deficient number, since it is larger than the sum of its proper divisors (100574775).

140433993 is a wasteful number, since it uses less digits than its factorization.

140433993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315 (or 1306 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 140433993 is about 11850.4849267868. The cubic root of 140433993 is about 519.7854057826.

The spelling of 140433993 in words is "one hundred forty million, four hundred thirty-three thousand, nine hundred ninety-three".