2025911 has 4 divisors (see below), whose sum is σ = 2095800. Its totient is φ = 1956024.

The previous prime is 2025901. The next prime is 2025917. The reversal of 2025911 is 1195202.

2025911 = 9² + 10² + ... + 182².

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2025911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34901 + ... + 34958.

It is an arithmetic number, because the mean of its divisors is an integer number (523950).

2^2025911 is an apocalyptic number.

2025911 is a deficient number, since it is larger than the sum of its proper divisors (69889).

2025911 is an equidigital number, since it uses as much as digits as its factorization.

2025911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69888.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 2025911 is about 1423.3450038554. The cubic root of 2025911 is about 126.5338689795.

The spelling of 2025911 in words is "two million, twenty-five thousand, nine hundred eleven".