1118869042 has 16 divisors (see below), whose sum is σ = 1780214112. Its totient is φ = 525582400.

The previous prime is 1118869027. The next prime is 1118869043. The reversal of 1118869042 is 2409688111.

It is a junction number, because it is equal to n+sod(n) for n = 1118868986 and 1118869004.

It is not an unprimeable number, because it can be changed into a prime (1118869043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10084 + ... + 48367.

It is an arithmetic number, because the mean of its divisors is an integer number (111263382).

Almost surely, 2^1118869042 is an apocalyptic number.

1118869042 is a deficient number, since it is larger than the sum of its proper divisors (661345070).

1118869042 is a wasteful number, since it uses less digits than its factorization.

1118869042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59033.

The product of its (nonzero) digits is 27648, while the sum is 40.

The square root of 1118869042 is about 33449.4998766798. The cubic root of 1118869042 is about 1038.1491495069.

The spelling of 1118869042 in words is "one billion, one hundred eighteen million, eight hundred sixty-nine thousand, forty-two".