5186666803 has 2 divisors, whose sum is σ = 5186666804. Its totient is φ = 5186666802.

The previous prime is 5186666789. The next prime is 5186666827. The reversal of 5186666803 is 3086666815.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5186666803 - 2¹³ = 5186658611 is a prime.

It is not a weakly prime, because it can be changed into another prime (5186666503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2593333401 + 2593333402.

It is an arithmetic number, because the mean of its divisors is an integer number (2593333402).

Almost surely, 2^5186666803 is an apocalyptic number.

5186666803 is a deficient number, since it is larger than the sum of its proper divisors (1).

5186666803 is an equidigital number, since it uses as much as digits as its factorization.

5186666803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The square root of 5186666803 is about 72018.5170841500. The cubic root of 5186666803 is about 1730.9962078363.

The spelling of 5186666803 in words is "five billion, one hundred eighty-six million, six hundred sixty-six thousand, eight hundred three".