11528134233 has 32 divisors (see below), whose sum is σ = 20172272640. Its totient is φ = 5673447360.

The previous prime is 11528134229. The next prime is 11528134249. The reversal of 11528134233 is 33243182511.

It is not a de Polignac number, because 11528134233 - 2² = 11528134229 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 11528134194 and 11528134203.

It is not an unprimeable number, because it can be changed into a prime (11528134213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1308910 + ... + 1317687.

It is an arithmetic number, because the mean of its divisors is an integer number (630383520).

Almost surely, 2^11528134233 is an apocalyptic number.

It is an amenable number.

11528134233 is a deficient number, since it is larger than the sum of its proper divisors (8644138407).

11528134233 is a wasteful number, since it uses less digits than its factorization.

11528134233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2626637.

The product of its digits is 17280, while the sum is 33.

The spelling of 11528134233 in words is "eleven billion, five hundred twenty-eight million, one hundred thirty-four thousand, two hundred thirty-three".