105320625 has 20 divisors (see below), whose sum is σ = 175481328. Its totient is φ = 56170000.

The previous prime is 105320623. The next prime is 105320639. The reversal of 105320625 is 526023501.

It is not a de Polignac number, because 105320625 - 2¹ = 105320623 is a prime.

It is a super-2 number, since 2×105320625² = 22184868100781250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105320595 and 105320604.

It is not an unprimeable number, because it can be changed into a prime (105320623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26211 + ... + 29960.

Almost surely, 2^105320625 is an apocalyptic number.

105320625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105320625 is a deficient number, since it is larger than the sum of its proper divisors (70160703).

105320625 is an frugal number, since it uses more digits than its factorization.

105320625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56194 (or 56179 counting only the distinct ones).

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

The square root of 105320625 is about 10262.5837390006. The cubic root of 105320625 is about 472.2491039420.

The spelling of 105320625 in words is "one hundred five million, three hundred twenty thousand, six hundred twenty-five".