105233081835545 has 4 divisors (see below), whose sum is σ = 126279698202660. Its totient is φ = 84186465468432.

The previous prime is 105233081835499. The next prime is 105233081835587. The reversal of 105233081835545 is 545538180332501.

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 78051623710489 + 27181458125056 = 8834683^2 + 5213584^2 .

It is a cyclic number.

It is not a de Polignac number, because 105233081835545 - 2¹⁰ = 105233081834521 is a prime.

It is a super-2 number, since 2×105233081835545² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10523308183550 + ... + 10523308183559.

It is an arithmetic number, because the mean of its divisors is an integer number (31569924550665).

Almost surely, 2^{105233081835545} is an apocalyptic number.

It is an amenable number.

105233081835545 is a deficient number, since it is larger than the sum of its proper divisors (21046616367115).

105233081835545 is an equidigital number, since it uses as much as digits as its factorization.

105233081835545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21046616367114.

The product of its (nonzero) digits is 8640000, while the sum is 53.

The spelling of 105233081835545 in words is "one hundred five trillion, two hundred thirty-three billion, eighty-one million, eight hundred thirty-five thousand, five hundred forty-five".