2260505261 has 4 divisors (see below), whose sum is σ = 2583434592. Its totient is φ = 1937575932.

The previous prime is 2260505237. The next prime is 2260505267. The reversal of 2260505261 is 1625050622.

2260505261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2260505261 - 2¹⁰ = 2260504237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2260505267) 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, 161464655 + ... + 161464668.

It is an arithmetic number, because the mean of its divisors is an integer number (645858648).

Almost surely, 2^2260505261 is an apocalyptic number.

It is an amenable number.

2260505261 is a deficient number, since it is larger than the sum of its proper divisors (322929331).

2260505261 is an equidigital number, since it uses as much as digits as its factorization.

2260505261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322929330.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2260505261 is about 47544.7711215440. The cubic root of 2260505261 is about 1312.4069070904.

Adding to 2260505261 its reverse (1625050622), we get a palindrome (3885555883).

The spelling of 2260505261 in words is "two billion, two hundred sixty million, five hundred five thousand, two hundred sixty-one".