1113749017 has 2 divisors, whose sum is σ = 1113749018. Its totient is φ = 1113749016.

The previous prime is 1113749009. The next prime is 1113749023. The reversal of 1113749017 is 7109473111.

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., 1082344201 + 31404816 = 32899^2 + 5604^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113749017 - 2³ = 1113749009 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113741017) 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, 556874508 + 556874509.

It is an arithmetic number, because the mean of its divisors is an integer number (556874509).

Almost surely, 2^1113749017 is an apocalyptic number.

It is an amenable number.

1113749017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113749017 is an equidigital number, since it uses as much as digits as its factorization.

1113749017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 34.

The square root of 1113749017 is about 33372.8784644058. The cubic root of 1113749017 is about 1036.5631795433.

The spelling of 1113749017 in words is "one billion, one hundred thirteen million, seven hundred forty-nine thousand, seventeen".