11111053396697 has 2 divisors, whose sum is σ = 11111053396698. Its totient is φ = 11111053396696.

The previous prime is 11111053396657. The next prime is 11111053396759. The reversal of 11111053396697 is 79669335011111.

It is a happy number.

11111053396697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9117114535936 + 1993938860761 = 3019456^2 + 1412069^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111053396697 - 2¹² = 11111053392601 is a prime.

It is not a weakly prime, because it can be changed into another prime (11111053396657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555526698348 + 5555526698349.

It is an arithmetic number, because the mean of its divisors is an integer number (5555526698349).

Almost surely, 2^{11111053396697} is an apocalyptic number.

It is an amenable number.

11111053396697 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111053396697 is an equidigital number, since it uses as much as digits as its factorization.

11111053396697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 918540, while the sum is 53.

The spelling of 11111053396697 in words is "eleven trillion, one hundred eleven billion, fifty-three million, three hundred ninety-six thousand, six hundred ninety-seven".