516242603 has 4 divisors (see below), whose sum is σ = 528833928. Its totient is φ = 503651280.

The previous prime is 516242599. The next prime is 516242651. The reversal of 516242603 is 306242615.

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 516242603 - 2² = 516242599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516242693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6295601 + ... + 6295682.

It is an arithmetic number, because the mean of its divisors is an integer number (132208482).

Almost surely, 2^516242603 is an apocalyptic number.

516242603 is a deficient number, since it is larger than the sum of its proper divisors (12591325).

516242603 is a wasteful number, since it uses less digits than its factorization.

516242603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12591324.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 516242603 is about 22720.9727564645. The cubic root of 516242603 is about 802.2036135982.

The spelling of 516242603 in words is "five hundred sixteen million, two hundred forty-two thousand, six hundred three".