11667610111 has 8 divisors (see below), whose sum is σ = 11893268880. Its totient is φ = 11442155712.

The previous prime is 11667610103. The next prime is 11667610133. The reversal of 11667610111 is 11101676611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11667610111 - 2³ = 11667610103 is a prime.

It is a super-2 number, since 2×11667610111² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11667010111) 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 7 ways as a sum of consecutive naturals, for example, 66795 + ... + 166723.

It is an arithmetic number, because the mean of its divisors is an integer number (1486658610).

Almost surely, 2^11667610111 is an apocalyptic number.

11667610111 is a deficient number, since it is larger than the sum of its proper divisors (225658769).

11667610111 is an equidigital number, since it uses as much as digits as its factorization.

11667610111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102185.

The product of its (nonzero) digits is 1512, while the sum is 31.

The spelling of 11667610111 in words is "eleven billion, six hundred sixty-seven million, six hundred ten thousand, one hundred eleven".