105135441 has 8 divisors (see below), whose sum is σ = 140235744. Its totient is φ = 70062720.

The previous prime is 105135427. The next prime is 105135449. The reversal of 105135441 is 144531501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105135441 - 2⁵ = 105135409 is a prime.

It is a super-2 number, since 2×105135441² = 22106921908528962, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105135449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4870 + ... + 15296.

It is an arithmetic number, because the mean of its divisors is an integer number (17529468).

Almost surely, 2^105135441 is an apocalyptic number.

It is an amenable number.

105135441 is a deficient number, since it is larger than the sum of its proper divisors (35100303).

105135441 is a wasteful number, since it uses less digits than its factorization.

105135441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13791.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 105135441 is about 10253.5574802114. The cubic root of 105135441 is about 471.9721582376.

Adding to 105135441 its reverse (144531501), we get a palindrome (249666942).

The spelling of 105135441 in words is "one hundred five million, one hundred thirty-five thousand, four hundred forty-one".