1115261996 has 24 divisors (see below), whose sum is σ = 2038176000. Its totient is φ = 532964432.

The previous prime is 1115261993. The next prime is 1115262007. The reversal of 1115261996 is 6991625111.

It is not an unprimeable number, because it can be changed into a prime (1115261993) 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, 133865 + ... + 141951.

It is an arithmetic number, because the mean of its divisors is an integer number (84924000).

Almost surely, 2^1115261996 is an apocalyptic number.

It is an amenable number.

1115261996 is a deficient number, since it is larger than the sum of its proper divisors (922914004).

1115261996 is a wasteful number, since it uses less digits than its factorization.

1115261996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9613 (or 9611 counting only the distinct ones).

The product of its digits is 29160, while the sum is 41.

The square root of 1115261996 is about 33395.5385643053. The cubic root of 1115261996 is about 1037.0323423079.

The spelling of 1115261996 in words is "one billion, one hundred fifteen million, two hundred sixty-one thousand, nine hundred ninety-six".