1105544133 has 10 divisors (see below), whose sum is σ = 1651491974. Its totient is φ = 737029368.

The previous prime is 1105544129. The next prime is 1105544149. The reversal of 1105544133 is 3314455011.

It is a happy number.

1105544133 is a `hidden beast` number, since 1 + 105 + 544 + 13 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 757460484 + 348083649 = 27522^2 + 18657^2 .

It is not a de Polignac number, because 1105544133 - 2² = 1105544129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1105544097 and 1105544106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105544113) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6824266 + ... + 6824427.

Almost surely, 2^1105544133 is an apocalyptic number.

It is an amenable number.

1105544133 is a deficient number, since it is larger than the sum of its proper divisors (545947841).

1105544133 is an equidigital number, since it uses as much as digits as its factorization.

1105544133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13648705 (or 13648696 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1105544133 is about 33249.7238033641. The cubic root of 1105544133 is about 1034.0114821383.

Adding to 1105544133 its reverse (3314455011), we get a palindrome (4419999144).

The spelling of 1105544133 in words is "one billion, one hundred five million, five hundred forty-four thousand, one hundred thirty-three".