11701937111 has 2 divisors, whose sum is σ = 11701937112. Its totient is φ = 11701937110.

The previous prime is 11701937081. The next prime is 11701937123. The reversal of 11701937111 is 11173910711.

It is a strong prime.

It is an emirp because it is prime and its reverse (11173910711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11701937111 - 2⁶ = 11701937047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11701937161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5850968555 + 5850968556.

It is an arithmetic number, because the mean of its divisors is an integer number (5850968556).

Almost surely, 2^11701937111 is an apocalyptic number.

11701937111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11701937111 is an equidigital number, since it uses as much as digits as its factorization.

11701937111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1323, while the sum is 32.

The spelling of 11701937111 in words is "eleven billion, seven hundred one million, nine hundred thirty-seven thousand, one hundred eleven".