5251066803 has 24 divisors (see below), whose sum is σ = 7988585280. Its totient is φ = 3314591280.

The previous prime is 5251066789. The next prime is 5251066817. The reversal of 5251066803 is 3086601525.

5251066803 is a `hidden beast` number, since 5 + 2 + 510 + 66 + 80 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (5251066789) and next prime (5251066817).

It is not a de Polignac number, because 5251066803 - 2⁴ = 5251066787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5251066823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 334848 + ... + 350178.

It is an arithmetic number, because the mean of its divisors is an integer number (332857720).

Almost surely, 2^5251066803 is an apocalyptic number.

5251066803 is a deficient number, since it is larger than the sum of its proper divisors (2737518477).

5251066803 is a wasteful number, since it uses less digits than its factorization.

5251066803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17359 (or 17356 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 5251066803 is about 72464.2449971018. The cubic root of 5251066803 is about 1738.1310362372.

The spelling of 5251066803 in words is "five billion, two hundred fifty-one million, sixty-six thousand, eight hundred three".