1113551799 has 8 divisors (see below), whose sum is σ = 1572073200. Its totient is φ = 698699136.

The previous prime is 1113551797. The next prime is 1113551807. The reversal of 1113551799 is 9971553111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1113551799 - 2¹ = 1113551797 is a prime.

It is a super-2 number, since 2×1113551799² = 2479995218112272802, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1113551799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113551797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10917124 + ... + 10917225.

It is an arithmetic number, because the mean of its divisors is an integer number (196509150).

Almost surely, 2^1113551799 is an apocalyptic number.

1113551799 is a deficient number, since it is larger than the sum of its proper divisors (458521401).

1113551799 is a wasteful number, since it uses less digits than its factorization.

1113551799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21834369.

The product of its digits is 42525, while the sum is 42.

The square root of 1113551799 is about 33369.9235689865. The cubic root of 1113551799 is about 1036.5019925129.

The spelling of 1113551799 in words is "one billion, one hundred thirteen million, five hundred fifty-one thousand, seven hundred ninety-nine".