140341403 has 4 divisors (see below), whose sum is σ = 142989408. Its totient is φ = 137693400.

The previous prime is 140341381. The next prime is 140341441. The reversal of 140341403 is 304143041.

It is a happy number.

140341403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140341403 - 2¹⁶ = 140275867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140341493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1323923 + ... + 1324028.

It is an arithmetic number, because the mean of its divisors is an integer number (35747352).

Almost surely, 2^140341403 is an apocalyptic number.

140341403 is a deficient number, since it is larger than the sum of its proper divisors (2648005).

140341403 is an equidigital number, since it uses as much as digits as its factorization.

140341403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2648004.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 140341403 is about 11846.5776914685. The cubic root of 140341403 is about 519.6711468569.

Adding to 140341403 its reverse (304143041), we get a palindrome (444484444).

The spelling of 140341403 in words is "one hundred forty million, three hundred forty-one thousand, four hundred three".