11307575805 has 16 divisors (see below), whose sum is σ = 18096457920. Its totient is φ = 6029261568.

The previous prime is 11307575791. The next prime is 11307575833. The reversal of 11307575805 is 50857570311.

It is not a de Polignac number, because 11307575805 - 2⁸ = 11307575549 is a prime.

It is a super-2 number, since 2×11307575805² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24115 + ... + 152304.

It is an arithmetic number, because the mean of its divisors is an integer number (1131028620).

Almost surely, 2^11307575805 is an apocalyptic number.

11307575805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11307575805 is a deficient number, since it is larger than the sum of its proper divisors (6788882115).

11307575805 is a wasteful number, since it uses less digits than its factorization.

11307575805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180700.

The product of its (nonzero) digits is 147000, while the sum is 42.

The spelling of 11307575805 in words is "eleven billion, three hundred seven million, five hundred seventy-five thousand, eight hundred five".