140294313 has 12 divisors (see below), whose sum is σ = 209184768. Its totient is φ = 90512280.

The previous prime is 140294299. The next prime is 140294317. The reversal of 140294313 is 313492041.

It is not a de Polignac number, because 140294313 - 2⁶ = 140294249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140294317) 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 11 ways as a sum of consecutive naturals, for example, 251145 + ... + 251702.

It is an arithmetic number, because the mean of its divisors is an integer number (17432064).

Almost surely, 2^140294313 is an apocalyptic number.

It is an amenable number.

140294313 is a deficient number, since it is larger than the sum of its proper divisors (68890455).

140294313 is a wasteful number, since it uses less digits than its factorization.

140294313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502884 (or 502881 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 140294313 is about 11844.5900308960. The cubic root of 140294313 is about 519.6130170598.

The spelling of 140294313 in words is "one hundred forty million, two hundred ninety-four thousand, three hundred thirteen".