2543051 has 6 divisors (see below), whose sum is σ = 2958300. Its totient is φ = 2179716.

The previous prime is 2543033. The next prime is 2543059. The reversal of 2543051 is 1503452.

It is not a de Polignac number, because 2543051 - 2⁶ = 2542987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2543059) 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 5 ways as a sum of consecutive naturals, for example, 25901 + ... + 25998.

It is an arithmetic number, because the mean of its divisors is an integer number (493050).

2^2543051 is an apocalyptic number.

2543051 is a deficient number, since it is larger than the sum of its proper divisors (415249).

2543051 is an equidigital number, since it uses as much as digits as its factorization.

2543051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51913 (or 51906 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2543051 is about 1594.6946416164. The cubic root of 2543051 is about 136.4955071938.

The spelling of 2543051 in words is "two million, five hundred forty-three thousand, fifty-one".