11033521243 has 8 divisors (see below), whose sum is σ = 11128770576. Its totient is φ = 10938439200.

The previous prime is 11033521223. The next prime is 11033521259. The reversal of 11033521243 is 34212533011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11033521243 - 2⁵ = 11033521211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11033521223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92505 + ... + 174997.

It is an arithmetic number, because the mean of its divisors is an integer number (1391096322).

Almost surely, 2^11033521243 is an apocalyptic number.

11033521243 is a deficient number, since it is larger than the sum of its proper divisors (95249333).

11033521243 is a wasteful number, since it uses less digits than its factorization.

11033521243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83645.

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 11033521243 in words is "eleven billion, thirty-three million, five hundred twenty-one thousand, two hundred forty-three".