5278000503 has 4 divisors (see below), whose sum is σ = 7037334008. Its totient is φ = 3518667000.

The previous prime is 5278000499. The next prime is 5278000513. The reversal of 5278000503 is 3050008725.

It is a happy number.

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

It is not a de Polignac number, because 5278000503 - 2² = 5278000499 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 (5278000513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 879666748 + ... + 879666753.

It is an arithmetic number, because the mean of its divisors is an integer number (1759333502).

Almost surely, 2^5278000503 is an apocalyptic number.

5278000503 is a deficient number, since it is larger than the sum of its proper divisors (1759333505).

5278000503 is a wasteful number, since it uses less digits than its factorization.

5278000503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759333504.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 5278000503 is about 72649.8486096151. The cubic root of 5278000503 is about 1741.0977024524.

The spelling of 5278000503 in words is "five billion, two hundred seventy-eight million, five hundred three", and thus it is an aban number.