105618043 has 2 divisors, whose sum is σ = 105618044. Its totient is φ = 105618042.

The previous prime is 105618013. The next prime is 105618053. The reversal of 105618043 is 340816501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105618043 - 2⁹ = 105617531 is a prime.

It is a super-2 number, since 2×105618043² = 22310342014299698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105618013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52809021 + 52809022.

It is an arithmetic number, because the mean of its divisors is an integer number (52809022).

Almost surely, 2^105618043 is an apocalyptic number.

105618043 is a deficient number, since it is larger than the sum of its proper divisors (1).

105618043 is an equidigital number, since it uses as much as digits as its factorization.

105618043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 105618043 is about 10277.0639289634. The cubic root of 105618043 is about 472.6932188498.

The spelling of 105618043 in words is "one hundred five million, six hundred eighteen thousand, forty-three".