105533539 has 2 divisors, whose sum is σ = 105533540. Its totient is φ = 105533538.

The previous prime is 105533537. The next prime is 105533573. The reversal of 105533539 is 935335501.

It is an a-pointer prime, because the next prime (105533573) can be obtained adding 105533539 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105533539 - 2¹ = 105533537 is a prime.

It is a super-2 number, since 2×105533539² = 22274655707729042, which contains 22 as substring.

Together with 105533537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (105533537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52766769 + 52766770.

It is an arithmetic number, because the mean of its divisors is an integer number (52766770).

Almost surely, 2^105533539 is an apocalyptic number.

105533539 is a deficient number, since it is larger than the sum of its proper divisors (1).

105533539 is an equidigital number, since it uses as much as digits as its factorization.

105533539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30375, while the sum is 34.

The square root of 105533539 is about 10272.9518153255. The cubic root of 105533539 is about 472.5671194182.

The spelling of 105533539 in words is "one hundred five million, five hundred thirty-three thousand, five hundred thirty-nine".