1130720052257 has 4 divisors (see below), whose sum is σ = 1130733210516. Its totient is φ = 1130706894000.

The previous prime is 1130720052251. The next prime is 1130720052271. The reversal of 1130720052257 is 7522500270311.

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 676348339216 + 454371713041 = 822404^2 + 674071^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130720052257 - 2⁸ = 1130720052001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130720052251) 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, 6449378 + ... + 6622379.

It is an arithmetic number, because the mean of its divisors is an integer number (282683302629).

Almost surely, 2^{1130720052257} is an apocalyptic number.

It is an amenable number.

1130720052257 is a deficient number, since it is larger than the sum of its proper divisors (13158259).

1130720052257 is an equidigital number, since it uses as much as digits as its factorization.

1130720052257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13158258.

The product of its (nonzero) digits is 29400, while the sum is 35.

The spelling of 1130720052257 in words is "one trillion, one hundred thirty billion, seven hundred twenty million, fifty-two thousand, two hundred fifty-seven".