1116361511 has 16 divisors (see below), whose sum is σ = 1228089600. Its totient is φ = 1010072448.

The previous prime is 1116361501. The next prime is 1116361513. The reversal of 1116361511 is 1151636111.

It is a cyclic number.

It is not a de Polignac number, because 1116361511 - 2¹⁸ = 1116099367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116361513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359855 + ... + 362943.

It is an arithmetic number, because the mean of its divisors is an integer number (76755600).

Almost surely, 2^1116361511 is an apocalyptic number.

1116361511 is a deficient number, since it is larger than the sum of its proper divisors (111728089).

1116361511 is a wasteful number, since it uses less digits than its factorization.

1116361511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3958.

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

The square root of 1116361511 is about 33411.9965132286. The cubic root of 1116361511 is about 1037.3730270121.

Adding to 1116361511 its reverse (1151636111), we get a palindrome (2267997622).

The spelling of 1116361511 in words is "one billion, one hundred sixteen million, three hundred sixty-one thousand, five hundred eleven".