1105534109 has 2 divisors, whose sum is σ = 1105534110. Its totient is φ = 1105534108.

The previous prime is 1105534099. The next prime is 1105534117. The reversal of 1105534109 is 9014355011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 647702500 + 457831609 = 25450^2 + 21397^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105534109 - 2⁴ = 1105534093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105534159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552767054 + 552767055.

It is an arithmetic number, because the mean of its divisors is an integer number (552767055).

Almost surely, 2^1105534109 is an apocalyptic number.

It is an amenable number.

1105534109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105534109 is an equidigital number, since it uses as much as digits as its factorization.

1105534109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1105534109 is about 33249.5730649282. The cubic root of 1105534109 is about 1034.0083569917.

The spelling of 1105534109 in words is "one billion, one hundred five million, five hundred thirty-four thousand, one hundred nine".