11670481727 has 4 divisors (see below), whose sum is σ = 12177894000. Its totient is φ = 11163069456.

The previous prime is 11670481723. The next prime is 11670481729. The reversal of 11670481727 is 72718407611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72718407611 = 1319 ⋅55131469.

It is a cyclic number.

It is not a de Polignac number, because 11670481727 - 2² = 11670481723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11670481721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253706102 + ... + 253706147.

It is an arithmetic number, because the mean of its divisors is an integer number (3044473500).

Almost surely, 2^11670481727 is an apocalyptic number.

11670481727 is a deficient number, since it is larger than the sum of its proper divisors (507412273).

11670481727 is an equidigital number, since it uses as much as digits as its factorization.

11670481727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507412272.

The product of its (nonzero) digits is 131712, while the sum is 44.

The spelling of 11670481727 in words is "eleven billion, six hundred seventy million, four hundred eighty-one thousand, seven hundred twenty-seven".