105453524523 has 4 divisors (see below), whose sum is σ = 140604699368. Its totient is φ = 70302349680.

The previous prime is 105453524461. The next prime is 105453524531. The reversal of 105453524523 is 325425354501.

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

It is not a de Polignac number, because 105453524523 - 2¹⁸ = 105453262379 is a prime.

It is a super-2 number, since 2×105453524523² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105453524723) 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, 17575587418 + ... + 17575587423.

It is an arithmetic number, because the mean of its divisors is an integer number (35151174842).

Almost surely, 2^105453524523 is an apocalyptic number.

105453524523 is a deficient number, since it is larger than the sum of its proper divisors (35151174845).

105453524523 is an equidigital number, since it uses as much as digits as its factorization.

105453524523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35151174844.

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 105453524523 in words is "one hundred five billion, four hundred fifty-three million, five hundred twenty-four thousand, five hundred twenty-three".