1113772869 has 32 divisors (see below), whose sum is σ = 1862121600. Its totient is φ = 651732480.

The previous prime is 1113772841. The next prime is 1113772903. The reversal of 1113772869 is 9682773111.

It is not a de Polignac number, because 1113772869 - 2⁸ = 1113772613 is a prime.

It is a super-2 number, since 2×1113772869² = 2480980007440982322, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113770869) 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 31 ways as a sum of consecutive naturals, for example, 56044 + ... + 73269.

It is an arithmetic number, because the mean of its divisors is an integer number (58191300).

Almost surely, 2^1113772869 is an apocalyptic number.

It is an amenable number.

1113772869 is a deficient number, since it is larger than the sum of its proper divisors (748348731).

1113772869 is a wasteful number, since it uses less digits than its factorization.

1113772869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129362 (or 129356 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The square root of 1113772869 is about 33373.2358185418. The cubic root of 1113772869 is about 1036.5705791543.

The spelling of 1113772869 in words is "one billion, one hundred thirteen million, seven hundred seventy-two thousand, eight hundred sixty-nine".