42140444303 has 4 divisors (see below), whose sum is σ = 42358788768. Its totient is φ = 41922099840.

The previous prime is 42140444273. The next prime is 42140444309. The reversal of 42140444303 is 30344404124.

It is a happy number.

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 42140444303 - 2²² = 42136249999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42140444309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109171943 + ... + 109172328.

It is an arithmetic number, because the mean of its divisors is an integer number (10589697192).

Almost surely, 2^42140444303 is an apocalyptic number.

42140444303 is a deficient number, since it is larger than the sum of its proper divisors (218344465).

42140444303 is a wasteful number, since it uses less digits than its factorization.

42140444303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218344464.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 42140444303 its reverse (30344404124), we get a palindrome (72484848427).

The spelling of 42140444303 in words is "forty-two billion, one hundred forty million, four hundred forty-four thousand, three hundred three".