105445113 has 8 divisors (see below), whose sum is σ = 140848128. Its totient is φ = 70169424.

The previous prime is 105445097. The next prime is 105445129. The reversal of 105445113 is 311544501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (105445097) and next prime (105445129).

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

It is not a de Polignac number, because 105445113 - 2⁴ = 105445097 is a prime.

It is a super-2 number, since 2×105445113² = 22237343711165538, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105446113) 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, 29881 + ... + 33222.

It is an arithmetic number, because the mean of its divisors is an integer number (17606016).

Almost surely, 2^105445113 is an apocalyptic number.

It is an amenable number.

105445113 is a deficient number, since it is larger than the sum of its proper divisors (35403015).

105445113 is an equidigital number, since it uses as much as digits as its factorization.

105445113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63663.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 105445113 is about 10268.6470871289. The cubic root of 105445113 is about 472.4350953652.

Adding to 105445113 its reverse (311544501), we get a palindrome (416989614).

The spelling of 105445113 in words is "one hundred five million, four hundred forty-five thousand, one hundred thirteen".