140534463 has 16 divisors (see below), whose sum is σ = 190539360. Its totient is φ = 92123136.

The previous prime is 140534453. The next prime is 140534483. The reversal of 140534463 is 364435041.

It is not a de Polignac number, because 140534463 - 2⁴ = 140534447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140534463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140534413) 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, 43231 + ... + 46367.

It is an arithmetic number, because the mean of its divisors is an integer number (11908710).

Almost surely, 2^140534463 is an apocalyptic number.

140534463 is a deficient number, since it is larger than the sum of its proper divisors (50004897).

140534463 is a wasteful number, since it uses less digits than its factorization.

140534463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 140534463 is about 11854.7232359090. The cubic root of 140534463 is about 519.9093320716.

The spelling of 140534463 in words is "one hundred forty million, five hundred thirty-four thousand, four hundred sixty-three".