105303144543 has 8 divisors (see below), whose sum is σ = 140820823728. Its totient is φ = 69993780864.

The previous prime is 105303144473. The next prime is 105303144559. The reversal of 105303144543 is 345441303501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105303144543 - 2¹⁷ = 105303013471 is a prime.

It is a super-2 number, since 2×105303144543² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105303144043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52077696 + ... + 52079717.

It is an arithmetic number, because the mean of its divisors is an integer number (17602602966).

Almost surely, 2^105303144543 is an apocalyptic number.

105303144543 is a deficient number, since it is larger than the sum of its proper divisors (35517679185).

105303144543 is a wasteful number, since it uses less digits than its factorization.

105303144543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104157753.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 105303144543 in words is "one hundred five billion, three hundred three million, one hundred forty-four thousand, five hundred forty-three".