1105550533 has 2 divisors, whose sum is σ = 1105550534. Its totient is φ = 1105550532.

The previous prime is 1105550507. The next prime is 1105550561. The reversal of 1105550533 is 3350555011.

It is an a-pointer prime, because the next prime (1105550561) can be obtained adding 1105550533 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 676936324 + 428614209 = 26018^2 + 20703^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105550533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105550573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552775266 + 552775267.

It is an arithmetic number, because the mean of its divisors is an integer number (552775267).

Almost surely, 2^1105550533 is an apocalyptic number.

It is an amenable number.

1105550533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105550533 is an equidigital number, since it uses as much as digits as its factorization.

1105550533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5625, while the sum is 28.

The square root of 1105550533 is about 33249.8200446258. The cubic root of 1105550533 is about 1034.0134774335.

The spelling of 1105550533 in words is "one billion, one hundred five million, five hundred fifty thousand, five hundred thirty-three".