105354543 has 16 divisors (see below), whose sum is σ = 164457216. Its totient is φ = 58733760.

The previous prime is 105354541. The next prime is 105354547. The reversal of 105354543 is 345453501.

It is not a de Polignac number, because 105354543 - 2¹ = 105354541 is a prime.

It is a super-2 number, since 2×105354543² = 22199159461477698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105354543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105354541) 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, 60321 + ... + 62042.

It is an arithmetic number, because the mean of its divisors is an integer number (10278576).

Almost surely, 2^105354543 is an apocalyptic number.

105354543 is a deficient number, since it is larger than the sum of its proper divisors (59102673).

105354543 is a wasteful number, since it uses less digits than its factorization.

105354543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122414.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 105354543 is about 10264.2361138080. The cubic root of 105354543 is about 472.2997936840.

The spelling of 105354543 in words is "one hundred five million, three hundred fifty-four thousand, five hundred forty-three".