11289529441 has 4 divisors (see below), whose sum is σ = 11425547952. Its totient is φ = 11153510932.

The previous prime is 11289529423. The next prime is 11289529481. The reversal of 11289529441 is 14492598211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11289529441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11289529391 and 11289529400.

It is not an unprimeable number, because it can be changed into a prime (11289529481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68009131 + ... + 68009296.

It is an arithmetic number, because the mean of its divisors is an integer number (2856386988).

Almost surely, 2^11289529441 is an apocalyptic number.

It is an amenable number.

11289529441 is a deficient number, since it is larger than the sum of its proper divisors (136018511).

11289529441 is an equidigital number, since it uses as much as digits as its factorization.

11289529441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136018510.

The product of its digits is 207360, while the sum is 46.

The spelling of 11289529441 in words is "eleven billion, two hundred eighty-nine million, five hundred twenty-nine thousand, four hundred forty-one".