105234935853 has 4 divisors (see below), whose sum is σ = 140313247808. Its totient is φ = 70156623900.

The previous prime is 105234935849. The next prime is 105234935857. The reversal of 105234935853 is 358539432501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (105234935849) and next prime (105234935857).

It is not a de Polignac number, because 105234935853 - 2² = 105234935849 is a prime.

It is a super-2 number, since 2×105234935853² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105234935857) 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, 17539155973 + ... + 17539155978.

It is an arithmetic number, because the mean of its divisors is an integer number (35078311952).

Almost surely, 2^105234935853 is an apocalyptic number.

It is an amenable number.

105234935853 is a deficient number, since it is larger than the sum of its proper divisors (35078311955).

105234935853 is an equidigital number, since it uses as much as digits as its factorization.

105234935853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35078311954.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 105234935853 in words is "one hundred five billion, two hundred thirty-four million, nine hundred thirty-five thousand, eight hundred fifty-three".