105313443 has 8 divisors (see below), whose sum is σ = 140628048. Its totient is φ = 70103904.

The previous prime is 105313421. The next prime is 105313457. The reversal of 105313443 is 344313501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105313443 - 2¹⁶ = 105247907 is a prime.

It is a super-2 number, since 2×105313443² = 22181842553028498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105313843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23896 + ... + 27957.

It is an arithmetic number, because the mean of its divisors is an integer number (17578506).

Almost surely, 2^105313443 is an apocalyptic number.

105313443 is a deficient number, since it is larger than the sum of its proper divisors (35314605).

105313443 is an equidigital number, since it uses as much as digits as its factorization.

105313443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52533.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 105313443 is about 10262.2338211522. The cubic root of 105313443 is about 472.2383691969.

Adding to 105313443 its reverse (344313501), we get a palindrome (449626944).

The spelling of 105313443 in words is "one hundred five million, three hundred thirteen thousand, four hundred forty-three".