1115521114 has 16 divisors (see below), whose sum is σ = 1748023488. Its totient is φ = 532901952.

The previous prime is 1115521111. The next prime is 1115521129. The reversal of 1115521114 is 4111255111.

It is not an unprimeable number, because it can be changed into a prime (1115521111) 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 7 ways as a sum of consecutive naturals, for example, 28354 + ... + 55090.

It is an arithmetic number, because the mean of its divisors is an integer number (109251468).

Almost surely, 2^1115521114 is an apocalyptic number.

1115521114 is a deficient number, since it is larger than the sum of its proper divisors (632502374).

1115521114 is a wasteful number, since it uses less digits than its factorization.

1115521114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27669.

The product of its digits is 200, while the sum is 22.

The square root of 1115521114 is about 33399.4178691785. The cubic root of 1115521114 is about 1037.1126501755.

Adding to 1115521114 its reverse (4111255111), we get a palindrome (5226776225).

The spelling of 1115521114 in words is "one billion, one hundred fifteen million, five hundred twenty-one thousand, one hundred fourteen".