1115513882 has 16 divisors (see below), whose sum is σ = 1913611392. Its totient is φ = 477751920.

The previous prime is 1115513857. The next prime is 1115513911. The reversal of 1115513882 is 2883155111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5213 + ... + 47520.

It is an arithmetic number, because the mean of its divisors is an integer number (119600712).

Almost surely, 2^1115513882 is an apocalyptic number.

1115513882 is a deficient number, since it is larger than the sum of its proper divisors (798097510).

1115513882 is a wasteful number, since it uses less digits than its factorization.

1115513882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54253.

The product of its digits is 9600, while the sum is 35.

The square root of 1115513882 is about 33399.3096036430. The cubic root of 1115513882 is about 1037.1104089465.

Adding to 1115513882 its reverse (2883155111), we get a palindrome (3998668993).

The spelling of 1115513882 in words is "one billion, one hundred fifteen million, five hundred thirteen thousand, eight hundred eighty-two".