5218687003 has 4 divisors (see below), whose sum is σ = 5493354760. Its totient is φ = 4944019248.

The previous prime is 5218686961. The next prime is 5218687007. The reversal of 5218687003 is 3007868125.

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 5218687003 - 2⁹ = 5218686491 is a prime.

It is a super-2 number, since 2×5218687003² = 54469388070562244018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5218687007) 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, 137333850 + ... + 137333887.

It is an arithmetic number, because the mean of its divisors is an integer number (1373338690).

Almost surely, 2^5218687003 is an apocalyptic number.

5218687003 is a deficient number, since it is larger than the sum of its proper divisors (274667757).

5218687003 is a wasteful number, since it uses less digits than its factorization.

5218687003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274667756.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 5218687003 is about 72240.4803624671. The cubic root of 5218687003 is about 1734.5510389799.

The spelling of 5218687003 in words is "five billion, two hundred eighteen million, six hundred eighty-seven thousand, three".