1111611016 has 16 divisors (see below), whose sum is σ = 2103751440. Its totient is φ = 550610640.

The previous prime is 1111611001. The next prime is 1111611041. The reversal of 1111611016 is 6101161111.

It is a happy number.

It is a super-3 number, since 3×1111611016³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111610984 and 1111611002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648450 + ... + 650161.

It is an arithmetic number, because the mean of its divisors is an integer number (131484465).

Almost surely, 2^1111611016 is an apocalyptic number.

It is an amenable number.

1111611016 is a deficient number, since it is larger than the sum of its proper divisors (992140424).

1111611016 is a wasteful number, since it uses less digits than its factorization.

1111611016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298724 (or 1298720 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 19.

The square root of 1111611016 is about 33340.8310634273. The cubic root of 1111611016 is about 1035.8994774338.

Adding to 1111611016 its reverse (6101161111), we get a palindrome (7212772127).

The spelling of 1111611016 in words is "one billion, one hundred eleven million, six hundred eleven thousand, sixteen".