9911237113 has 8 divisors (see below), whose sum is σ = 10254359880. Its totient is φ = 9568204800.

The previous prime is 9911237093. The next prime is 9911237123. The reversal of 9911237113 is 3117321199.

It can be written as a sum of positive squares in 4 ways, for example, as 1021953024 + 8889284089 = 31968^2 + 94283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9911237113 - 2¹⁷ = 9911106041 is a prime.

It is a super-2 number, since 2×9911237113² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9911237123) 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 7 ways as a sum of consecutive naturals, for example, 260631 + ... + 296227.

It is an arithmetic number, because the mean of its divisors is an integer number (1281794985).

Almost surely, 2^9911237113 is an apocalyptic number.

It is an amenable number.

9911237113 is a deficient number, since it is larger than the sum of its proper divisors (343122767).

9911237113 is a wasteful number, since it uses less digits than its factorization.

9911237113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45227.

The product of its digits is 10206, while the sum is 37.

The square root of 9911237113 is about 99555.1963134019. The cubic root of 9911237113 is about 2148.0412745202.

The spelling of 9911237113 in words is "nine billion, nine hundred eleven million, two hundred thirty-seven thousand, one hundred thirteen".