105803539 has 2 divisors, whose sum is σ = 105803540. Its totient is φ = 105803538.

The previous prime is 105803507. The next prime is 105803543. The reversal of 105803539 is 935308501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105803539 - 2⁵ = 105803507 is a prime.

It is a super-2 number, since 2×105803539² = 22388777729849042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105803569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52901769 + 52901770.

It is an arithmetic number, because the mean of its divisors is an integer number (52901770).

Almost surely, 2^105803539 is an apocalyptic number.

105803539 is a deficient number, since it is larger than the sum of its proper divisors (1).

105803539 is an equidigital number, since it uses as much as digits as its factorization.

105803539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 105803539 is about 10286.0847264642. The cubic root of 105803539 is about 472.9697859235.

The spelling of 105803539 in words is "one hundred five million, eight hundred three thousand, five hundred thirty-nine".