105351243423 has 32 divisors (see below), whose sum is σ = 142130419200. Its totient is φ = 69409407360.

The previous prime is 105351243419. The next prime is 105351243427. The reversal of 105351243423 is 324342153501.

It is an interprime number because it is at equal distance from previous prime (105351243419) and next prime (105351243427).

It is not a de Polignac number, because 105351243423 - 2² = 105351243419 is a prime.

It is a super-3 number, since 3×105351243423³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105351243427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80604736 + ... + 80606042.

It is an arithmetic number, because the mean of its divisors is an integer number (4441575600).

Almost surely, 2^105351243423 is an apocalyptic number.

105351243423 is a deficient number, since it is larger than the sum of its proper divisors (36779175777).

105351243423 is a wasteful number, since it uses less digits than its factorization.

105351243423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287.

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

Adding to 105351243423 its reverse (324342153501), we get a palindrome (429693396924).

The spelling of 105351243423 in words is "one hundred five billion, three hundred fifty-one million, two hundred forty-three thousand, four hundred twenty-three".