11116605015 has 12 divisors (see below), whose sum is σ = 19268782104. Its totient is φ = 5928855984.

The previous prime is 11116605011. The next prime is 11116605029. The reversal of 11116605015 is 51050661111.

It is not a de Polignac number, because 11116605015 - 2² = 11116605011 is a prime.

It is a super-3 number, since 3×11116605015³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11116605015.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 123517789 + ... + 123517878.

It is an arithmetic number, because the mean of its divisors is an integer number (1605731842).

Almost surely, 2^11116605015 is an apocalyptic number.

11116605015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11116605015 is a deficient number, since it is larger than the sum of its proper divisors (8152177089).

11116605015 is a wasteful number, since it uses less digits than its factorization.

11116605015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247035678 (or 247035675 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

The spelling of 11116605015 in words is "eleven billion, one hundred sixteen million, six hundred five thousand, fifteen".