11116605001 has 4 divisors (see below), whose sum is σ = 11257321600. Its totient is φ = 10975888404.

The previous prime is 11116604981. The next prime is 11116605011. The reversal of 11116605001 is 10050661111.

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.

It is a cyclic number.

It is not a de Polignac number, because 11116605001 - 2⁹ = 11116604489 is a prime.

It is a super-3 number, since 3×11116605001³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11116605011) 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, 70358181 + ... + 70358338.

It is an arithmetic number, because the mean of its divisors is an integer number (2814330400).

Almost surely, 2^11116605001 is an apocalyptic number.

It is an amenable number.

11116605001 is a deficient number, since it is larger than the sum of its proper divisors (140716599).

11116605001 is an equidigital number, since it uses as much as digits as its factorization.

11116605001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140716598.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 11116605001 in words is "eleven billion, one hundred sixteen million, six hundred five thousand, one".