1105411309 has 2 divisors, whose sum is σ = 1105411310. Its totient is φ = 1105411308.

The previous prime is 1105411289. The next prime is 1105411327. The reversal of 1105411309 is 9031145011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1059307209 + 46104100 = 32547^2 + 6790^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105411309 - 2¹⁵ = 1105378541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105411339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552705654 + 552705655.

It is an arithmetic number, because the mean of its divisors is an integer number (552705655).

Almost surely, 2^1105411309 is an apocalyptic number.

It is an amenable number.

1105411309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105411309 is an equidigital number, since it uses as much as digits as its factorization.

1105411309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 1105411309 is about 33247.7263733928. The cubic root of 1105411309 is about 1033.9700705420.

The spelling of 1105411309 in words is "one billion, one hundred five million, four hundred eleven thousand, three hundred nine".