105423135 has 8 divisors (see below), whose sum is σ = 168677040. Its totient is φ = 56225664.

The previous prime is 105423121. The next prime is 105423151. The reversal of 105423135 is 531324501.

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

It is not a de Polignac number, because 105423135 - 2⁹ = 105422623 is a prime.

It is a super-2 number, since 2×105423135² = 22228074786456450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3514090 + ... + 3514119.

It is an arithmetic number, because the mean of its divisors is an integer number (21084630).

Almost surely, 2^105423135 is an apocalyptic number.

105423135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105423135 is a deficient number, since it is larger than the sum of its proper divisors (63253905).

105423135 is an equidigital number, since it uses as much as digits as its factorization.

105423135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7028217.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 105423135 is about 10267.5768806472. The cubic root of 105423135 is about 472.4022697567.

Adding to 105423135 its reverse (531324501), we get a palindrome (636747636).

The spelling of 105423135 in words is "one hundred five million, four hundred twenty-three thousand, one hundred thirty-five".