1836660113 has 2 divisors, whose sum is σ = 1836660114. Its totient is φ = 1836660112.

The previous prime is 1836660043. The next prime is 1836660139. The reversal of 1836660113 is 3110666381.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1813311889 + 23348224 = 42583^2 + 4832^2 .

It is a cyclic number.

It is not a de Polignac number, because 1836660113 - 2¹⁴ = 1836643729 is a prime.

It is not a weakly prime, because it can be changed into another prime (1836660173) 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, 918330056 + 918330057.

It is an arithmetic number, because the mean of its divisors is an integer number (918330057).

Almost surely, 2^1836660113 is an apocalyptic number.

It is an amenable number.

1836660113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1836660113 is an equidigital number, since it uses as much as digits as its factorization.

1836660113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 1836660113 is about 42856.2727380718. The cubic root of 1836660113 is about 1224.6432642762.

The spelling of 1836660113 in words is "one billion, eight hundred thirty-six million, six hundred sixty thousand, one hundred thirteen".