42434452303 has 4 divisors (see below), whose sum is σ = 42552654480. Its totient is φ = 42316250128.

The previous prime is 42434452273. The next prime is 42434452321. The reversal of 42434452303 is 30325443424.

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 42434452303 - 2⁵ = 42434452271 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 (42434452903) 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, 59100550 + ... + 59101267.

It is an arithmetic number, because the mean of its divisors is an integer number (10638163620).

Almost surely, 2^42434452303 is an apocalyptic number.

42434452303 is a deficient number, since it is larger than the sum of its proper divisors (118202177).

42434452303 is a wasteful number, since it uses less digits than its factorization.

42434452303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118202176.

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 42434452303 its reverse (30325443424), we get a palindrome (72759895727).

The spelling of 42434452303 in words is "forty-two billion, four hundred thirty-four million, four hundred fifty-two thousand, three hundred three".