140635283 has 16 divisors (see below), whose sum is σ = 150837120. Its totient is φ = 130738176.

The previous prime is 140635277. The next prime is 140635301. The reversal of 140635283 is 382536041.

It is a cyclic number.

It is not a de Polignac number, because 140635283 - 2²⁴ = 123858067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140634283) 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 15 ways as a sum of consecutive naturals, for example, 405116 + ... + 405462.

It is an arithmetic number, because the mean of its divisors is an integer number (9427320).

Almost surely, 2^140635283 is an apocalyptic number.

140635283 is a deficient number, since it is larger than the sum of its proper divisors (10201837).

140635283 is a wasteful number, since it uses less digits than its factorization.

140635283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 140635283 is about 11858.9747870547. The cubic root of 140635283 is about 520.0336307145.

The spelling of 140635283 in words is "one hundred forty million, six hundred thirty-five thousand, two hundred eighty-three".