9113549513 has 4 divisors (see below), whose sum is σ = 9359861700. Its totient is φ = 8867237328.

The previous prime is 9113549507. The next prime is 9113549579. The reversal of 9113549513 is 3159453119.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3159453119 = 53 ⋅59612323.

It can be written as a sum of positive squares in 2 ways, for example, as 3993860809 + 5119688704 = 63197^2 + 71552^2 .

It is a cyclic number.

It is not a de Polignac number, because 9113549513 - 2¹⁴ = 9113533129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9113549113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123156038 + ... + 123156111.

It is an arithmetic number, because the mean of its divisors is an integer number (2339965425).

Almost surely, 2^9113549513 is an apocalyptic number.

It is an amenable number.

9113549513 is a deficient number, since it is larger than the sum of its proper divisors (246312187).

9113549513 is a wasteful number, since it uses less digits than its factorization.

9113549513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246312186.

The product of its digits is 72900, while the sum is 41.

The square root of 9113549513 is about 95464.9124704988. The cubic root of 9113549513 is about 2088.7951598305.

The spelling of 9113549513 in words is "nine billion, one hundred thirteen million, five hundred forty-nine thousand, five hundred thirteen".