2520943 has 2 divisors, whose sum is σ = 2520944. Its totient is φ = 2520942.

The previous prime is 2520929. The next prime is 2520971. The reversal of 2520943 is 3490252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2520943 - 2⁹ = 2520431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260471 + 1260472.

It is an arithmetic number, because the mean of its divisors is an integer number (1260472).

2^2520943 is an apocalyptic number.

2520943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520943 is an equidigital number, since it uses as much as digits as its factorization.

2520943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2520943 is about 1587.7477759392. The cubic root of 2520943 is about 136.0988144320.

It can be divided in two parts, 25209 and 43, that added together give a palindrome (25252).

The spelling of 2520943 in words is "two million, five hundred twenty thousand, nine hundred forty-three".