2418812191 has 2 divisors, whose sum is σ = 2418812192. Its totient is φ = 2418812190.

The previous prime is 2418812171. The next prime is 2418812213. The reversal of 2418812191 is 1912188142.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2418812191 - 2²⁷ = 2284594463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2418812191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2418812101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1209406095 + 1209406096.

It is an arithmetic number, because the mean of its divisors is an integer number (1209406096).

Almost surely, 2^2418812191 is an apocalyptic number.

2418812191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2418812191 is an equidigital number, since it uses as much as digits as its factorization.

2418812191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 37.

The square root of 2418812191 is about 49181.4211974400. The cubic root of 2418812191 is about 1342.3549942503.

The spelling of 2418812191 in words is "two billion, four hundred eighteen million, eight hundred twelve thousand, one hundred ninety-one".