105033243 has 16 divisors (see below), whose sum is σ = 160434176. Its totient is φ = 59875200.

The previous prime is 105033241. The next prime is 105033281. The reversal of 105033243 is 342330501.

It is not a de Polignac number, because 105033243 - 2¹ = 105033241 is a prime.

It is a super-2 number, since 2×105033243² = 22063964270194098, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (105033241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3318 + ... + 14868.

It is an arithmetic number, because the mean of its divisors is an integer number (10027136).

Almost surely, 2^105033243 is an apocalyptic number.

105033243 is a deficient number, since it is larger than the sum of its proper divisors (55400933).

105033243 is a wasteful number, since it uses less digits than its factorization.

105033243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11994.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 105033243 is about 10248.5727298976. The cubic root of 105033243 is about 471.8191801755.

Adding to 105033243 its reverse (342330501), we get a palindrome (447363744).

The spelling of 105033243 in words is "one hundred five million, thirty-three thousand, two hundred forty-three".