140378793 has 8 divisors (see below), whose sum is σ = 191737056. Its totient is φ = 91303200.

The previous prime is 140378747. The next prime is 140378807. The reversal of 140378793 is 397873041.

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

It is not a de Polignac number, because 140378793 - 2⁹ = 140378281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140378393) 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 7 ways as a sum of consecutive naturals, for example, 570523 + ... + 570768.

It is an arithmetic number, because the mean of its divisors is an integer number (23967132).

Almost surely, 2^140378793 is an apocalyptic number.

It is an amenable number.

140378793 is a deficient number, since it is larger than the sum of its proper divisors (51358263).

140378793 is a wasteful number, since it uses less digits than its factorization.

140378793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141335.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 140378793 is about 11848.1556792608. The cubic root of 140378793 is about 519.7172933218.

The spelling of 140378793 in words is "one hundred forty million, three hundred seventy-eight thousand, seven hundred ninety-three".