2520525133 has 4 divisors (see below), whose sum is σ = 2880600160. Its totient is φ = 2160450108.

The previous prime is 2520525131. The next prime is 2520525149. The reversal of 2520525133 is 3315250252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2520525133 - 2¹ = 2520525131 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 (2520525131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180037503 + ... + 180037516.

It is an arithmetic number, because the mean of its divisors is an integer number (720150040).

Almost surely, 2^2520525133 is an apocalyptic number.

It is an amenable number.

2520525133 is a deficient number, since it is larger than the sum of its proper divisors (360075027).

2520525133 is an equidigital number, since it uses as much as digits as its factorization.

2520525133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360075026.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 2520525133 is about 50204.8317694622. The cubic root of 2520525133 is about 1360.9129418452.

Adding to 2520525133 its reverse (3315250252), we get a palindrome (5835775385).

The spelling of 2520525133 in words is "two billion, five hundred twenty million, five hundred twenty-five thousand, one hundred thirty-three".