2542540513 has 16 divisors (see below), whose sum is σ = 2611512000. Its totient is φ = 2474580672.

The previous prime is 2542540493. The next prime is 2542540531. The reversal of 2542540513 is 3150452452.

It is a cyclic number.

It is not a de Polignac number, because 2542540513 - 2⁹ = 2542540001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2542510513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3066583 + ... + 3067411.

It is an arithmetic number, because the mean of its divisors is an integer number (163219500).

Almost surely, 2^2542540513 is an apocalyptic number.

It is an amenable number.

2542540513 is a deficient number, since it is larger than the sum of its proper divisors (68971487).

2542540513 is a wasteful number, since it uses less digits than its factorization.

2542540513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 2542540513 is about 50423.6106700026. The cubic root of 2542540513 is about 1364.8637330370.

Adding to 2542540513 its reverse (3150452452), we get a palindrome (5692992965).

The spelling of 2542540513 in words is "two billion, five hundred forty-two million, five hundred forty thousand, five hundred thirteen".