140743347 has 8 divisors (see below), whose sum is σ = 188601600. Its totient is φ = 93357000.

The previous prime is 140743327. The next prime is 140743363. The reversal of 140743347 is 743347041.

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

It is not a de Polignac number, because 140743347 - 2⁷ = 140743219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140743327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117279 + ... + 118472.

It is an arithmetic number, because the mean of its divisors is an integer number (23575200).

Almost surely, 2^140743347 is an apocalyptic number.

140743347 is a deficient number, since it is larger than the sum of its proper divisors (47858253).

140743347 is a wasteful number, since it uses less digits than its factorization.

140743347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235953.

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 140743347 is about 11863.5301238712. The cubic root of 140743347 is about 520.1667943733.

The spelling of 140743347 in words is "one hundred forty million, seven hundred forty-three thousand, three hundred forty-seven".