105323453 has 4 divisors (see below), whose sum is σ = 105715260. Its totient is φ = 104931648.

The previous prime is 105323429. The next prime is 105323501. The reversal of 105323453 is 354323501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21362884 + 83960569 = 4622^2 + 9163^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105323453 is a prime.

It is a super-2 number, since 2×105323453² = 22186059503686418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105323753) 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, 195500 + ... + 196037.

It is an arithmetic number, because the mean of its divisors is an integer number (26428815).

Almost surely, 2^105323453 is an apocalyptic number.

It is an amenable number.

105323453 is a deficient number, since it is larger than the sum of its proper divisors (391807).

105323453 is an equidigital number, since it uses as much as digits as its factorization.

105323453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391806.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 105323453 is about 10262.7215201427. The cubic root of 105323453 is about 472.2533307447.

Adding to 105323453 its reverse (354323501), we get a palindrome (459646954).

The spelling of 105323453 in words is "one hundred five million, three hundred twenty-three thousand, four hundred fifty-three".