2438116393 has 2 divisors, whose sum is σ = 2438116394. Its totient is φ = 2438116392.

The previous prime is 2438116379. The next prime is 2438116433. The reversal of 2438116393 is 3936118342.

It is a happy number.

It is an a-pointer prime, because the next prime (2438116433) can be obtained adding 2438116393 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2373346089 + 64770304 = 48717^2 + 8048^2 .

It is a cyclic number.

It is not a de Polignac number, because 2438116393 - 2²⁵ = 2404561961 is a prime.

It is not a weakly prime, because it can be changed into another prime (2438126393) 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, 1219058196 + 1219058197.

It is an arithmetic number, because the mean of its divisors is an integer number (1219058197).

Almost surely, 2^2438116393 is an apocalyptic number.

It is an amenable number.

2438116393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2438116393 is an equidigital number, since it uses as much as digits as its factorization.

2438116393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 40.

The square root of 2438116393 is about 49377.2862052989. The cubic root of 2438116393 is about 1345.9165853265.

The spelling of 2438116393 in words is "two billion, four hundred thirty-eight million, one hundred sixteen thousand, three hundred ninety-three".