105501125 has 16 divisors (see below), whose sum is σ = 132088320. Its totient is φ = 84130000.

The previous prime is 105501107. The next prime is 105501127. The reversal of 105501125 is 521105501.

It is a happy number.

It is not a de Polignac number, because 105501125 - 2⁶ = 105501061 is a prime.

It is a super-2 number, since 2×105501125² = 22260974752531250, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 105501097 and 105501106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105501127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43700 + ... + 46050.

It is an arithmetic number, because the mean of its divisors is an integer number (8255520).

Almost surely, 2^105501125 is an apocalyptic number.

It is an amenable number.

105501125 is a deficient number, since it is larger than the sum of its proper divisors (26587195).

105501125 is an equidigital number, since it uses as much as digits as its factorization.

105501125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725 (or 2715 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 105501125 is about 10271.3740560842. The cubic root of 105501125 is about 472.5187324022.

Adding to 105501125 its reverse (521105501), we get a palindrome (626606626).

The spelling of 105501125 in words is "one hundred five million, five hundred one thousand, one hundred twenty-five".