1116660511 has 4 divisors (see below), whose sum is σ = 1165210992. Its totient is φ = 1068110032.

The previous prime is 1116660509. The next prime is 1116660527. The reversal of 1116660511 is 1150666111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1116660511 - 2¹ = 1116660509 is a prime.

It is a super-2 number, since 2×1116660511² = 2493861393653562242, which contains 22 as substring.

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 1116660511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116663511) 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, 24275206 + ... + 24275251.

It is an arithmetic number, because the mean of its divisors is an integer number (291302748).

Almost surely, 2^1116660511 is an apocalyptic number.

1116660511 is a deficient number, since it is larger than the sum of its proper divisors (48550481).

1116660511 is an equidigital number, since it uses as much as digits as its factorization.

1116660511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48550480.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 1116660511 is about 33416.4706544542. The cubic root of 1116660511 is about 1037.4656334675.

The spelling of 1116660511 in words is "one billion, one hundred sixteen million, six hundred sixty thousand, five hundred eleven".