2518422061 has 2 divisors, whose sum is σ = 2518422062. Its totient is φ = 2518422060.

The previous prime is 2518422059. The next prime is 2518422077. The reversal of 2518422061 is 1602248152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1518660900 + 999761161 = 38970^2 + 31619^2 .

It is a cyclic number.

It is not a de Polignac number, because 2518422061 - 2¹ = 2518422059 is a prime.

Together with 2518422059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2518422161) 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, 1259211030 + 1259211031.

It is an arithmetic number, because the mean of its divisors is an integer number (1259211031).

Almost surely, 2^2518422061 is an apocalyptic number.

It is an amenable number.

2518422061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2518422061 is an equidigital number, since it uses as much as digits as its factorization.

2518422061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 2518422061 is about 50183.8824823269. The cubic root of 2518422061 is about 1360.5343310208.

The spelling of 2518422061 in words is "two billion, five hundred eighteen million, four hundred twenty-two thousand, sixty-one".