11100009837997 has 2 divisors, whose sum is σ = 11100009837998. Its totient is φ = 11100009837996.

The previous prime is 11100009837971. The next prime is 11100009838003. The reversal of 11100009837997 is 79973890000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10614394584676 + 485615253321 = 3257974^2 + 696861^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100009837997 - 2¹¹ = 11100009835949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100009817997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550004918998 + 5550004918999.

It is an arithmetic number, because the mean of its divisors is an integer number (5550004918999).

Almost surely, 2^{11100009837997} is an apocalyptic number.

It is an amenable number.

11100009837997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100009837997 is an equidigital number, since it uses as much as digits as its factorization.

11100009837997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 857304, while the sum is 55.

The spelling of 11100009837997 in words is "eleven trillion, one hundred billion, nine million, eight hundred thirty-seven thousand, nine hundred ninety-seven".