11111011096957 has 2 divisors, whose sum is σ = 11111011096958. Its totient is φ = 11111011096956.

The previous prime is 11111011096951. The next prime is 11111011096979. The reversal of 11111011096957 is 75969011011111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11073227901316 + 37783195641 = 3327646^2 + 194379^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111011096957 - 2³ = 11111011096949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111011096951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555505548478 + 5555505548479.

It is an arithmetic number, because the mean of its divisors is an integer number (5555505548479).

Almost surely, 2^{11111011096957} is an apocalyptic number.

It is an amenable number.

11111011096957 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111011096957 is an equidigital number, since it uses as much as digits as its factorization.

11111011096957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 43.

The spelling of 11111011096957 in words is "eleven trillion, one hundred eleven billion, eleven million, ninety-six thousand, nine hundred fifty-seven".