105506275 has 24 divisors (see below), whose sum is σ = 150044960. Its totient is φ = 72092160.

The previous prime is 105506251. The next prime is 105506279. The reversal of 105506275 is 572605501.

It is a de Polignac number, because none of the positive numbers 2^k-105506275 is a prime.

It is a super-2 number, since 2×105506275² = 22263148128751250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105506279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58081 + ... + 59869.

Almost surely, 2^105506275 is an apocalyptic number.

105506275 is a deficient number, since it is larger than the sum of its proper divisors (44538685).

105506275 is a wasteful number, since it uses less digits than its factorization.

105506275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143 (or 2138 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 105506275 is about 10271.6247497657. The cubic root of 105506275 is about 472.5264208885.

The spelling of 105506275 in words is "one hundred five million, five hundred six thousand, two hundred seventy-five".