11110661327 has 4 divisors (see below), whose sum is σ = 11111559816. Its totient is φ = 11109762840.

The previous prime is 11110661231. The next prime is 11110661347. The reversal of 11110661327 is 72316601111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72316601111 = 61 ⋅1185518051.

It is a cyclic number.

It is not a de Polignac number, because 11110661327 - 2²⁴ = 11093884111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11110661327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110661347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430433 + ... + 455514.

It is an arithmetic number, because the mean of its divisors is an integer number (2777889954).

Almost surely, 2^11110661327 is an apocalyptic number.

11110661327 is a deficient number, since it is larger than the sum of its proper divisors (898489).

11110661327 is an equidigital number, since it uses as much as digits as its factorization.

11110661327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898488.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 11110661327 in words is "eleven billion, one hundred ten million, six hundred sixty-one thousand, three hundred twenty-seven".