11110009738657 has 2 divisors, whose sum is σ = 11110009738658. Its totient is φ = 11110009738656.

The previous prime is 11110009738627. The next prime is 11110009738669. The reversal of 11110009738657 is 75683790001111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7583392409616 + 3526617329041 = 2753796^2 + 1877929^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110009738657 - 2¹⁵ = 11110009705889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11110009738657.

It is not a weakly prime, because it can be changed into another prime (11110009738627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555004869328 + 5555004869329.

It is an arithmetic number, because the mean of its divisors is an integer number (5555004869329).

Almost surely, 2^{11110009738657} is an apocalyptic number.

It is an amenable number.

11110009738657 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110009738657 is an equidigital number, since it uses as much as digits as its factorization.

11110009738657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 49.

Adding to 11110009738657 its reverse (75683790001111), we get a palindrome (86793799739768).

The spelling of 11110009738657 in words is "eleven trillion, one hundred ten billion, nine million, seven hundred thirty-eight thousand, six hundred fifty-seven".