105541801535 has 4 divisors (see below), whose sum is σ = 126650161848. Its totient is φ = 84433441224.

The previous prime is 105541801499. The next prime is 105541801567. The reversal of 105541801535 is 535108145501.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 105541801535 - 2³² = 101246834239 is a prime.

It is a super-2 number, since 2×105541801535² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10554180149 + ... + 10554180158.

It is an arithmetic number, because the mean of its divisors is an integer number (31662540462).

Almost surely, 2^105541801535 is an apocalyptic number.

105541801535 is a deficient number, since it is larger than the sum of its proper divisors (21108360313).

105541801535 is an equidigital number, since it uses as much as digits as its factorization.

105541801535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21108360312.

The product of its (nonzero) digits is 60000, while the sum is 38.

The spelling of 105541801535 in words is "one hundred five billion, five hundred forty-one million, eight hundred one thousand, five hundred thirty-five".