11700351671 has 4 divisors (see below), whose sum is σ = 11985726144. Its totient is φ = 11414977200.

The previous prime is 11700351659. The next prime is 11700351679. The reversal of 11700351671 is 17615300711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17615300711 = 103 ⋅171022337.

It is a cyclic number.

It is not a de Polignac number, because 11700351671 - 2¹⁴ = 11700335287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11700351679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142687175 + ... + 142687256.

It is an arithmetic number, because the mean of its divisors is an integer number (2996431536).

Almost surely, 2^11700351671 is an apocalyptic number.

11700351671 is a deficient number, since it is larger than the sum of its proper divisors (285374473).

11700351671 is an equidigital number, since it uses as much as digits as its factorization.

11700351671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285374472.

The product of its (nonzero) digits is 4410, while the sum is 32.

The spelling of 11700351671 in words is "eleven billion, seven hundred million, three hundred fifty-one thousand, six hundred seventy-one".