11670912017 has 4 divisors (see below), whose sum is σ = 11684823360. Its totient is φ = 11657000676.

The previous prime is 11670912007. The next prime is 11670912059. The reversal of 11670912017 is 71021907611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71021907611 = 7207 ⋅9854573.

It is a cyclic number.

It is not a de Polignac number, because 11670912017 - 2¹² = 11670907921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11670912007) 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, 6954413 + ... + 6956090.

It is an arithmetic number, because the mean of its divisors is an integer number (2921205840).

Almost surely, 2^11670912017 is an apocalyptic number.

It is an amenable number.

11670912017 is a deficient number, since it is larger than the sum of its proper divisors (13911343).

11670912017 is an equidigital number, since it uses as much as digits as its factorization.

11670912017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13911342.

The product of its (nonzero) digits is 5292, while the sum is 35.

The spelling of 11670912017 in words is "eleven billion, six hundred seventy million, nine hundred twelve thousand, seventeen".