105544053 has 10 divisors (see below), whose sum is σ = 157664694. Its totient is φ = 70362648.

The previous prime is 105544027. The next prime is 105544063. The reversal of 105544053 is 350445501.

It can be written as a sum of positive squares in only one way, i.e., 68856804 + 36687249 = 8298^2 + 6057^2 .

It is not a de Polignac number, because 105544053 - 2¹⁰ = 105543029 is a prime.

It is a super-2 number, since 2×105544053² = 22279094247333618, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105544063) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 651426 + ... + 651587.

Almost surely, 2^105544053 is an apocalyptic number.

It is an amenable number.

105544053 is a deficient number, since it is larger than the sum of its proper divisors (52120641).

105544053 is an equidigital number, since it uses as much as digits as its factorization.

105544053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303025 (or 1303016 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 105544053 is about 10273.4635347579. The cubic root of 105544053 is about 472.5828123936.

Adding to 105544053 its reverse (350445501), we get a palindrome (455989554).

The spelling of 105544053 in words is "one hundred five million, five hundred forty-four thousand, fifty-three".