2530502501 has 4 divisors (see below), whose sum is σ = 2531105100. Its totient is φ = 2529899904.

The previous prime is 2530502489. The next prime is 2530502509. The reversal of 2530502501 is 1052050352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2092605025 + 437897476 = 45745^2 + 20926^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530502501 - 2²⁶ = 2463393637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530502509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294956 + ... + 303413.

It is an arithmetic number, because the mean of its divisors is an integer number (632776275).

Almost surely, 2^2530502501 is an apocalyptic number.

It is an amenable number.

2530502501 is a deficient number, since it is larger than the sum of its proper divisors (602599).

2530502501 is an equidigital number, since it uses as much as digits as its factorization.

2530502501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602598.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 2530502501 is about 50304.1002404377. The cubic root of 2530502501 is about 1362.7062787423.

Adding to 2530502501 its reverse (1052050352), we get a palindrome (3582552853).

The spelling of 2530502501 in words is "two billion, five hundred thirty million, five hundred two thousand, five hundred one".