11671371713 has 2 divisors, whose sum is σ = 11671371714. Its totient is φ = 11671371712.

The previous prime is 11671371667. The next prime is 11671371727. The reversal of 11671371713 is 31717317611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9457951504 + 2213420209 = 97252^2 + 47047^2 .

It is a cyclic number.

It is not a de Polignac number, because 11671371713 - 2⁸ = 11671371457 is a prime.

It is not a weakly prime, because it can be changed into another prime (11671377713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5835685856 + 5835685857.

It is an arithmetic number, because the mean of its divisors is an integer number (5835685857).

Almost surely, 2^11671371713 is an apocalyptic number.

It is an amenable number.

11671371713 is a deficient number, since it is larger than the sum of its proper divisors (1).

11671371713 is an equidigital number, since it uses as much as digits as its factorization.

11671371713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18522, while the sum is 38.

The spelling of 11671371713 in words is "eleven billion, six hundred seventy-one million, three hundred seventy-one thousand, seven hundred thirteen".