140585403 has 16 divisors (see below), whose sum is σ = 221136896. Its totient is φ = 77742720.

The previous prime is 140585399. The next prime is 140585429. The reversal of 140585403 is 304585041.

It is not a de Polignac number, because 140585403 - 2² = 140585399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140585303) 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, 107326 + ... + 108627.

It is an arithmetic number, because the mean of its divisors is an integer number (13821056).

Almost surely, 2^140585403 is an apocalyptic number.

140585403 is a deficient number, since it is larger than the sum of its proper divisors (80551493).

140585403 is a wasteful number, since it uses less digits than its factorization.

140585403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215994.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 140585403 is about 11856.8715519736. The cubic root of 140585403 is about 519.9721422453.

The spelling of 140585403 in words is "one hundred forty million, five hundred eighty-five thousand, four hundred three".