105526335421 has 4 divisors (see below), whose sum is σ = 113643745852. Its totient is φ = 97408924992.

The previous prime is 105526335367. The next prime is 105526335433. The reversal of 105526335421 is 124533625501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 55419751396 + 50106584025 = 235414^2 + 223845^2 .

It is a cyclic number.

It is not a de Polignac number, because 105526335421 - 2⁹ = 105526334909 is a prime.

It is a super-2 number, since 2×105526335421² (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 (105526365421) 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, 4058705196 + ... + 4058705221.

It is an arithmetic number, because the mean of its divisors is an integer number (28410936463).

Almost surely, 2^105526335421 is an apocalyptic number.

It is an amenable number.

105526335421 is a deficient number, since it is larger than the sum of its proper divisors (8117410431).

105526335421 is an equidigital number, since it uses as much as digits as its factorization.

105526335421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8117410430.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 105526335421 in words is "one hundred five billion, five hundred twenty-six million, three hundred thirty-five thousand, four hundred twenty-one".