105040545331 has 4 divisors (see below), whose sum is σ = 105627364200. Its totient is φ = 104453726464.

The previous prime is 105040545329. The next prime is 105040545349. The reversal of 105040545331 is 133545040501.

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 105040545331 - 2¹ = 105040545329 is a prime.

It is a super-2 number, since 2×105040545331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105040545293 and 105040545302.

It is not an unprimeable number, because it can be changed into a prime (105040545391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293409166 + ... + 293409523.

It is an arithmetic number, because the mean of its divisors is an integer number (26406841050).

Almost surely, 2^105040545331 is an apocalyptic number.

105040545331 is a deficient number, since it is larger than the sum of its proper divisors (586818869).

105040545331 is an equidigital number, since it uses as much as digits as its factorization.

105040545331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586818868.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 105040545331 its reverse (133545040501), we get a palindrome (238585585832).

The spelling of 105040545331 in words is "one hundred five billion, forty million, five hundred forty-five thousand, three hundred thirty-one".