2520134511 has 4 divisors (see below), whose sum is σ = 3360179352. Its totient is φ = 1680089672.

The previous prime is 2520134503. The next prime is 2520134557. The reversal of 2520134511 is 1154310252.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2520134511 - 2³ = 2520134503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520134581) 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, 420022416 + ... + 420022421.

It is an arithmetic number, because the mean of its divisors is an integer number (840044838).

Almost surely, 2^2520134511 is an apocalyptic number.

2520134511 is a deficient number, since it is larger than the sum of its proper divisors (840044841).

2520134511 is an equidigital number, since it uses as much as digits as its factorization.

2520134511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840044840.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2520134511 is about 50200.9413357957. The cubic root of 2520134511 is about 1360.8426350677.

Adding to 2520134511 its reverse (1154310252), we get a palindrome (3674444763).

The spelling of 2520134511 in words is "two billion, five hundred twenty million, one hundred thirty-four thousand, five hundred eleven".