2560525121 has 16 divisors (see below), whose sum is σ = 3203894400. Its totient is φ = 1987994880.

The previous prime is 2560525061. The next prime is 2560525127. The reversal of 2560525121 is 1215250652.

It is a cyclic number.

It is not a de Polignac number, because 2560525121 - 2¹⁰ = 2560524097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2560525127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38696 + ... + 81353.

It is an arithmetic number, because the mean of its divisors is an integer number (200243400).

Almost surely, 2^2560525121 is an apocalyptic number.

It is an amenable number.

2560525121 is a deficient number, since it is larger than the sum of its proper divisors (643369279).

2560525121 is a wasteful number, since it uses less digits than its factorization.

2560525121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120344.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 2560525121 is about 50601.6316041291. The cubic root of 2560525121 is about 1368.0742868090.

Adding to 2560525121 its reverse (1215250652), we get a palindrome (3775775773).

The spelling of 2560525121 in words is "two billion, five hundred sixty million, five hundred twenty-five thousand, one hundred twenty-one".