5218696187 has 2 divisors, whose sum is σ = 5218696188. Its totient is φ = 5218696186.

The previous prime is 5218696163. The next prime is 5218696253. The reversal of 5218696187 is 7816968125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5218696187 - 2²² = 5214501883 is a prime.

It is not a weakly prime, because it can be changed into another prime (5218696687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2609348093 + 2609348094.

It is an arithmetic number, because the mean of its divisors is an integer number (2609348094).

Almost surely, 2^5218696187 is an apocalyptic number.

5218696187 is a deficient number, since it is larger than the sum of its proper divisors (1).

5218696187 is an equidigital number, since it uses as much as digits as its factorization.

5218696187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 53.

The square root of 5218696187 is about 72240.5439279080. The cubic root of 5218696187 is about 1734.5520564840.

The spelling of 5218696187 in words is "five billion, two hundred eighteen million, six hundred ninety-six thousand, one hundred eighty-seven".