11242605165 has 32 divisors (see below), whose sum is σ = 19709968896. Its totient is φ = 5426928960.

The previous prime is 11242605149. The next prime is 11242605169. The reversal of 11242605165 is 56150624211.

11242605165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11242605165 - 2⁴ = 11242605149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242605169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112627 + ... + 187536.

It is an arithmetic number, because the mean of its divisors is an integer number (615936528).

Almost surely, 2^11242605165 is an apocalyptic number.

11242605165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11242605165 is a deficient number, since it is larger than the sum of its proper divisors (8467363731).

11242605165 is a wasteful number, since it uses less digits than its factorization.

11242605165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300409.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 11242605165 in words is "eleven billion, two hundred forty-two million, six hundred five thousand, one hundred sixty-five".