105313043 has 4 divisors (see below), whose sum is σ = 114886968. Its totient is φ = 95739120.

The previous prime is 105312979. The next prime is 105313049. The reversal of 105313043 is 340313501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105313043 - 2⁶ = 105312979 is a prime.

It is a super-2 number, since 2×105313043² = 22181674051839698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105313049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4786946 + ... + 4786967.

It is an arithmetic number, because the mean of its divisors is an integer number (28721742).

Almost surely, 2^105313043 is an apocalyptic number.

105313043 is a deficient number, since it is larger than the sum of its proper divisors (9573925).

105313043 is an equidigital number, since it uses as much as digits as its factorization.

105313043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9573924.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 105313043 is about 10262.2143321995. The cubic root of 105313043 is about 472.2377713132.

Adding to 105313043 its reverse (340313501), we get a palindrome (445626544).

The spelling of 105313043 in words is "one hundred five million, three hundred thirteen thousand, forty-three".