11033551105 has 8 divisors (see below), whose sum is σ = 13251183912. Its totient is φ = 8819559168.

The previous prime is 11033551069. The next prime is 11033551141. The reversal of 11033551105 is 50115533011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11033551069) and next prime (11033551141).

It can be written as a sum of positive squares in 4 ways, for example, as 1033751104 + 9999800001 = 32152^2 + 99999^2 .

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 11033551105 - 2¹⁵ = 11033518337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11033551105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 903544 + ... + 915673.

It is an arithmetic number, because the mean of its divisors is an integer number (1656397989).

Almost surely, 2^11033551105 is an apocalyptic number.

It is an amenable number.

11033551105 is a deficient number, since it is larger than the sum of its proper divisors (2217632807).

11033551105 is a wasteful number, since it uses less digits than its factorization.

11033551105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820435.

The product of its (nonzero) digits is 1125, while the sum is 25.

The spelling of 11033551105 in words is "eleven billion, thirty-three million, five hundred fifty-one thousand, one hundred five".