2505530087 has 2 divisors, whose sum is σ = 2505530088. Its totient is φ = 2505530086.

The previous prime is 2505530051. The next prime is 2505530101. The reversal of 2505530087 is 7800355052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2505530087 - 2¹⁸ = 2505267943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2505530387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252765043 + 1252765044.

It is an arithmetic number, because the mean of its divisors is an integer number (1252765044).

Almost surely, 2^2505530087 is an apocalyptic number.

2505530087 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505530087 is an equidigital number, since it uses as much as digits as its factorization.

2505530087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 2505530087 is about 50055.2703219152. The cubic root of 2505530087 is about 1358.2088023572.

The spelling of 2505530087 in words is "two billion, five hundred five million, five hundred thirty thousand, eighty-seven".