105453 has 6 divisors (see below), whose sum is σ = 152334. Its totient is φ = 70296.

The previous prime is 105449. The next prime is 105467. The reversal of 105453 is 354501.

It can be written as a sum of positive squares in only one way, i.e., 56169 + 49284 = 237^2 + 222^2 .

It is not a de Polignac number, because 105453 - 2² = 105449 is a prime.

It is a super-2 number, since 2×105453² = 22240670418, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5850 + ... + 5867.

It is an arithmetic number, because the mean of its divisors is an integer number (25389).

2¹⁰⁵⁴⁵³ is an apocalyptic number.

It is an amenable number.

105453 is a deficient number, since it is larger than the sum of its proper divisors (46881).

105453 is a wasteful number, since it uses less digits than its factorization.

105453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11723 (or 11720 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 105453 is about 324.7352768025. The cubic root of 105453 is about 47.2446874014.

Adding to 105453 its reverse (354501), we get a palindrome (459954).

The spelling of 105453 in words is "one hundred five thousand, four hundred fifty-three".