9913299911 has 4 divisors (see below), whose sum is σ = 10038784800. Its totient is φ = 9787815024.

The previous prime is 9913299901. The next prime is 9913299919. The reversal of 9913299911 is 1199923199.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9913299911 - 2¹⁸ = 9913037767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9913299919) 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, 62742326 + ... + 62742483.

It is an arithmetic number, because the mean of its divisors is an integer number (2509696200).

Almost surely, 2^9913299911 is an apocalyptic number.

9913299911 is a deficient number, since it is larger than the sum of its proper divisors (125484889).

9913299911 is a wasteful number, since it uses less digits than its factorization.

9913299911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125484888.

The product of its digits is 354294, while the sum is 53.

The square root of 9913299911 is about 99565.5558463870. Note that the first 3 decimals coincide. The cubic root of 9913299911 is about 2148.1902861195.

The spelling of 9913299911 in words is "nine billion, nine hundred thirteen million, two hundred ninety-nine thousand, nine hundred eleven".