2118752413 has 2 divisors, whose sum is σ = 2118752414. Its totient is φ = 2118752412.

The previous prime is 2118752399. The next prime is 2118752417. The reversal of 2118752413 is 3142578112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1667742244 + 451010169 = 40838^2 + 21237^2 .

It is a cyclic number.

It is not a de Polignac number, because 2118752413 - 2¹⁷ = 2118621341 is a prime.

It is a super-2 number, since 2×2118752413² = 8978223575186645138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2118752417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059376206 + 1059376207.

It is an arithmetic number, because the mean of its divisors is an integer number (1059376207).

Almost surely, 2^2118752413 is an apocalyptic number.

It is an amenable number.

2118752413 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118752413 is an equidigital number, since it uses as much as digits as its factorization.

2118752413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 34.

The square root of 2118752413 is about 46029.9078100315. The cubic root of 2118752413 is about 1284.3796130199.

The spelling of 2118752413 in words is "two billion, one hundred eighteen million, seven hundred fifty-two thousand, four hundred thirteen".