1113531017 has 2 divisors, whose sum is σ = 1113531018. Its totient is φ = 1113531016.

The previous prime is 1113530989. The next prime is 1113531019. The reversal of 1113531017 is 7101353111.

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., 954871801 + 158659216 = 30901^2 + 12596^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113531017 - 2¹⁸ = 1113268873 is a prime.

Together with 1113531019, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113530983 and 1113531001.

It is not a weakly prime, because it can be changed into another prime (1113531019) 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, 556765508 + 556765509.

It is an arithmetic number, because the mean of its divisors is an integer number (556765509).

Almost surely, 2^1113531017 is an apocalyptic number.

It is an amenable number.

1113531017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113531017 is an equidigital number, since it uses as much as digits as its factorization.

1113531017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 315, while the sum is 23.

The square root of 1113531017 is about 33369.6121793466. The cubic root of 1113531017 is about 1036.4955444613.

Adding to 1113531017 its reverse (7101353111), we get a palindrome (8214884128).

The spelling of 1113531017 in words is "one billion, one hundred thirteen million, five hundred thirty-one thousand, seventeen".