2575261241 has 4 divisors (see below), whose sum is σ = 2943155712. Its totient is φ = 2207366772.

The previous prime is 2575261187. The next prime is 2575261259. The reversal of 2575261241 is 1421625752.

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 2575261241 - 2³⁰ = 1501519417 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2575266241) 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, 183947225 + ... + 183947238.

It is an arithmetic number, because the mean of its divisors is an integer number (735788928).

Almost surely, 2^2575261241 is an apocalyptic number.

It is an amenable number.

2575261241 is a deficient number, since it is larger than the sum of its proper divisors (367894471).

2575261241 is an equidigital number, since it uses as much as digits as its factorization.

2575261241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367894470.

The product of its digits is 33600, while the sum is 35.

The square root of 2575261241 is about 50747.0318442370. The cubic root of 2575261241 is about 1370.6937436916.

Adding to 2575261241 its reverse (1421625752), we get a palindrome (3996886993).

The spelling of 2575261241 in words is "two billion, five hundred seventy-five million, two hundred sixty-one thousand, two hundred forty-one".