11270560897 has 4 divisors (see below), whose sum is σ = 11296590340. Its totient is φ = 11244531456.

The previous prime is 11270560879. The next prime is 11270560921. The reversal of 11270560897 is 79806507211.

It is a happy number.

11270560897 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.

It can be written as a sum of positive squares in 2 ways, for example, as 5639409216 + 5631151681 = 75096^2 + 75041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11270560897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11270560817) 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 3 ways as a sum of consecutive naturals, for example, 13014072 + ... + 13014937.

It is an arithmetic number, because the mean of its divisors is an integer number (2824147585).

Almost surely, 2^11270560897 is an apocalyptic number.

It is an amenable number.

11270560897 is a deficient number, since it is larger than the sum of its proper divisors (26029443).

11270560897 is an equidigital number, since it uses as much as digits as its factorization.

11270560897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26029442.

The product of its (nonzero) digits is 211680, while the sum is 46.

The spelling of 11270560897 in words is "eleven billion, two hundred seventy million, five hundred sixty thousand, eight hundred ninety-seven".