105954843 has 4 divisors (see below), whose sum is σ = 141273128. Its totient is φ = 70636560.

The previous prime is 105954817. The next prime is 105954851. The reversal of 105954843 is 348459501.

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

It is not a de Polignac number, because 105954843 - 2¹⁶ = 105889307 is a prime.

It is a super-2 number, since 2×105954843² = 22452857510309298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105954853) 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, 17659138 + ... + 17659143.

It is an arithmetic number, because the mean of its divisors is an integer number (35318282).

Almost surely, 2^105954843 is an apocalyptic number.

105954843 is a deficient number, since it is larger than the sum of its proper divisors (35318285).

105954843 is an equidigital number, since it uses as much as digits as its factorization.

105954843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35318284.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 105954843 is about 10293.4368895913. The cubic root of 105954843 is about 473.1951348290.

The spelling of 105954843 in words is "one hundred five million, nine hundred fifty-four thousand, eight hundred forty-three".