2505043423 has 2 divisors, whose sum is σ = 2505043424. Its totient is φ = 2505043422.

The previous prime is 2505043397. The next prime is 2505043427. The reversal of 2505043423 is 3243405052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2505043423 - 2¹⁷ = 2504912351 is a prime.

It is a super-2 number, since 2×2505043423² = 12550485102231113858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2505043391 and 2505043400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2505043427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252521711 + 1252521712.

It is an arithmetic number, because the mean of its divisors is an integer number (1252521712).

Almost surely, 2^2505043423 is an apocalyptic number.

2505043423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505043423 is an equidigital number, since it uses as much as digits as its factorization.

2505043423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 2505043423 is about 50050.4088195092. The cubic root of 2505043423 is about 1358.1208590071.

Adding to 2505043423 its reverse (3243405052), we get a palindrome (5748448475).

The spelling of 2505043423 in words is "two billion, five hundred five million, forty-three thousand, four hundred twenty-three".