5042146609 has 4 divisors (see below), whose sum is σ = 5045191204. Its totient is φ = 5039102016.

The previous prime is 5042146607. The next prime is 5042146619. The reversal of 5042146609 is 9066412405.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3510207009 + 1531939600 = 59247^2 + 39140^2 .

It is a cyclic number.

It is not a de Polignac number, because 5042146609 - 2¹ = 5042146607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5042146607) 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 3 ways as a sum of consecutive naturals, for example, 1519812 + ... + 1523125.

It is an arithmetic number, because the mean of its divisors is an integer number (1261297801).

Almost surely, 2^5042146609 is an apocalyptic number.

It is an amenable number.

5042146609 is a deficient number, since it is larger than the sum of its proper divisors (3044595).

5042146609 is a wasteful number, since it uses less digits than its factorization.

5042146609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044594.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 5042146609 is about 71008.0742521581. The cubic root of 5042146609 is about 1714.7671554163.

The spelling of 5042146609 in words is "five billion, forty-two million, one hundred forty-six thousand, six hundred nine".