1126330254257 has 4 divisors (see below), whose sum is σ = 1212971043060. Its totient is φ = 1039689465456.

The previous prime is 1126330254253. The next prime is 1126330254337. The reversal of 1126330254257 is 7524520336211.

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 650835881536 + 475494372721 = 806744^2 + 689561^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126330254257 - 2² = 1126330254253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126330254253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43320394382 + ... + 43320394407.

It is an arithmetic number, because the mean of its divisors is an integer number (303242760765).

Almost surely, 2^{1126330254257} is an apocalyptic number.

It is an amenable number.

1126330254257 is a deficient number, since it is larger than the sum of its proper divisors (86640788803).

1126330254257 is an equidigital number, since it uses as much as digits as its factorization.

1126330254257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86640788802.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 1126330254257 in words is "one trillion, one hundred twenty-six billion, three hundred thirty million, two hundred fifty-four thousand, two hundred fifty-seven".