2530043 has 2 divisors, whose sum is σ = 2530044. Its totient is φ = 2530042.

The previous prime is 2530039. The next prime is 2530049. The reversal of 2530043 is 3400352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2530043 - 2² = 2530039 is a prime.

It is a super-2 number, since 2×2530043² = 12802235163698, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2530049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265021 + 1265022.

It is an arithmetic number, because the mean of its divisors is an integer number (1265022).

2^2530043 is an apocalyptic number.

2530043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530043 is an equidigital number, since it uses as much as digits as its factorization.

2530043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 2530043 is about 1590.6108889354. The cubic root of 2530043 is about 136.2623791463.

Adding to 2530043 its reverse (3400352), we get a palindrome (5930395).

The spelling of 2530043 in words is "two million, five hundred thirty thousand, forty-three".