105510043 has 2 divisors, whose sum is σ = 105510044. Its totient is φ = 105510042.

The previous prime is 105510037. The next prime is 105510073. The reversal of 105510043 is 340015501.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105510043 is a prime.

It is a super-2 number, since 2×105510043² = 22264738347723698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105510043.

It is not a weakly prime, because it can be changed into another prime (105510073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52755021 + 52755022.

It is an arithmetic number, because the mean of its divisors is an integer number (52755022).

Almost surely, 2^105510043 is an apocalyptic number.

105510043 is a deficient number, since it is larger than the sum of its proper divisors (1).

105510043 is an equidigital number, since it uses as much as digits as its factorization.

105510043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 105510043 is about 10271.8081660436. The cubic root of 105510043 is about 472.5320460148.

Adding to 105510043 its reverse (340015501), we get a palindrome (445525544).

The spelling of 105510043 in words is "one hundred five million, five hundred ten thousand, forty-three".