2542525121 has 8 divisors (see below), whose sum is σ = 2558568384. Its totient is φ = 2526497680.

The previous prime is 2542525099. The next prime is 2542525157. The reversal of 2542525121 is 1215252452.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2542525121 - 2¹⁴ = 2542508737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2542525021) 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 7 ways as a sum of consecutive naturals, for example, 576836 + ... + 581226.

It is an arithmetic number, because the mean of its divisors is an integer number (319821048).

Almost surely, 2^2542525121 is an apocalyptic number.

It is an amenable number.

2542525121 is a deficient number, since it is larger than the sum of its proper divisors (16043263).

2542525121 is a wasteful number, since it uses less digits than its factorization.

2542525121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7911.

The product of its digits is 8000, while the sum is 29.

The square root of 2542525121 is about 50423.4580428594. The cubic root of 2542525121 is about 1364.8609788331.

Adding to 2542525121 its reverse (1215252452), we get a palindrome (3757777573).

The spelling of 2542525121 in words is "two billion, five hundred forty-two million, five hundred twenty-five thousand, one hundred twenty-one".