11575281043 has 4 divisors (see below), whose sum is σ = 11689887888. Its totient is φ = 11460674200.

The previous prime is 11575281031. The next prime is 11575281073. The reversal of 11575281043 is 34018257511.

11575281043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11575281043 is a prime.

It is a super-3 number, since 3×11575281043³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11575280993 and 11575281011.

It is not an unprimeable number, because it can be changed into a prime (11575281073) 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 3 ways as a sum of consecutive naturals, for example, 57303271 + ... + 57303472.

It is an arithmetic number, because the mean of its divisors is an integer number (2922471972).

Almost surely, 2^11575281043 is an apocalyptic number.

11575281043 is a deficient number, since it is larger than the sum of its proper divisors (114606845).

11575281043 is a wasteful number, since it uses less digits than its factorization.

11575281043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114606844.

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 11575281043 in words is "eleven billion, five hundred seventy-five million, two hundred eighty-one thousand, forty-three".