1105505311 has 2 divisors, whose sum is σ = 1105505312. Its totient is φ = 1105505310.

The previous prime is 1105505299. The next prime is 1105505321. The reversal of 1105505311 is 1135055011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1105505311 - 2¹¹ = 1105503263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105505321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552752655 + 552752656.

It is an arithmetic number, because the mean of its divisors is an integer number (552752656).

Almost surely, 2^1105505311 is an apocalyptic number.

1105505311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105505311 is an equidigital number, since it uses as much as digits as its factorization.

1105505311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 375, while the sum is 22.

The square root of 1105505311 is about 33249.1400039159. The cubic root of 1105505311 is about 1033.9993786372. Note that the first 3 decimals are identical.

The spelling of 1105505311 in words is "one billion, one hundred five million, five hundred five thousand, three hundred eleven".