2106125 has 32 divisors (see below), whose sum is σ = 3144960. Its totient is φ = 1377600.

The previous prime is 2106107. The next prime is 2106149. The reversal of 2106125 is 5216012.

It is not a de Polignac number, because 2106125 - 2¹⁸ = 1843981 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25334 + ... + 25416.

It is an arithmetic number, because the mean of its divisors is an integer number (98280).

2^2106125 is an apocalyptic number.

2106125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2106125 is a deficient number, since it is larger than the sum of its proper divisors (1038835).

2106125 is an equidigital number, since it uses as much as digits as its factorization.

2106125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2106125 is about 1451.2494616709. The cubic root of 2106125 is about 128.1822964043.

The spelling of 2106125 in words is "two million, one hundred six thousand, one hundred twenty-five".