1113132113 has 2 divisors, whose sum is σ = 1113132114. Its totient is φ = 1113132112.

The previous prime is 1113132109. The next prime is 1113132121. The reversal of 1113132113 is 3112313111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 858665809 + 254466304 = 29303^2 + 15952^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113132113 - 2² = 1113132109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113132091 and 1113132100.

It is not a weakly prime, because it can be changed into another prime (1113132193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556566056 + 556566057.

It is an arithmetic number, because the mean of its divisors is an integer number (556566057).

Almost surely, 2^1113132113 is an apocalyptic number.

It is an amenable number.

1113132113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113132113 is an equidigital number, since it uses as much as digits as its factorization.

1113132113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54, while the sum is 17.

The square root of 1113132113 is about 33363.6345891751. The cubic root of 1113132113 is about 1036.3717605720.

Adding to 1113132113 its reverse (3112313111), we get a palindrome (4225445224).

The spelling of 1113132113 in words is "one billion, one hundred thirteen million, one hundred thirty-two thousand, one hundred thirteen".