1116611513 has 16 divisors (see below), whose sum is σ = 1192320000. Its totient is φ = 1042710912.

The previous prime is 1116611491. The next prime is 1116611519. The reversal of 1116611513 is 3151166111.

It is a cyclic number.

It is not a de Polignac number, because 1116611513 - 2¹⁸ = 1116349369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116611519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386408 + ... + 389286.

It is an arithmetic number, because the mean of its divisors is an integer number (74520000).

Almost surely, 2^1116611513 is an apocalyptic number.

It is an amenable number.

1116611513 is a deficient number, since it is larger than the sum of its proper divisors (75708487).

1116611513 is a wasteful number, since it uses less digits than its factorization.

1116611513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3184.

The product of its digits is 540, while the sum is 26.

The square root of 1116611513 is about 33415.7375049542. The cubic root of 1116611513 is about 1037.4504589109.

Adding to 1116611513 its reverse (3151166111), we get a palindrome (4267777624).

The spelling of 1116611513 in words is "one billion, one hundred sixteen million, six hundred eleven thousand, five hundred thirteen".