140335403 has 6 divisors (see below), whose sum is σ = 151961004. Its totient is φ = 129540216.

The previous prime is 140335369. The next prime is 140335411. The reversal of 140335403 is 304533041.

140335403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140335403 - 2¹⁰ = 140334379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140335423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 415025 + ... + 415362.

It is an arithmetic number, because the mean of its divisors is an integer number (25326834).

Almost surely, 2^140335403 is an apocalyptic number.

140335403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140335403 is a deficient number, since it is larger than the sum of its proper divisors (11625601).

140335403 is an equidigital number, since it uses as much as digits as its factorization.

140335403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830413 (or 830400 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 140335403 is about 11846.3244510692. The cubic root of 140335403 is about 519.6637409376.

Adding to 140335403 its reverse (304533041), we get a palindrome (444868444).

The spelling of 140335403 in words is "one hundred forty million, three hundred thirty-five thousand, four hundred three".