105044553 has 16 divisors (see below), whose sum is σ = 156672000. Its totient is φ = 69557040.

The previous prime is 105044507. The next prime is 105044561. The reversal of 105044553 is 355440501.

105044553 is a `hidden beast` number, since 105 + 0 + 4 + 4 + 553 = 666.

It is not a de Polignac number, because 105044553 - 2¹² = 105040457 is a prime.

It is a super-2 number, since 2×105044553² = 22068716229939618, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (105044573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9033 + ... + 17078.

It is an arithmetic number, because the mean of its divisors is an integer number (9792000).

Almost surely, 2^105044553 is an apocalyptic number.

It is an amenable number.

105044553 is a deficient number, since it is larger than the sum of its proper divisors (51627447).

105044553 is a wasteful number, since it uses less digits than its factorization.

105044553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26269 (or 26263 counting only the distinct ones).

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

The square root of 105044553 is about 10249.1244991950. The cubic root of 105044553 is about 471.8361147613.

The spelling of 105044553 in words is "one hundred five million, forty-four thousand, five hundred fifty-three".