1118069142 has 32 divisors (see below), whose sum is σ = 2269327200. Its totient is φ = 367193088.

The previous prime is 1118069137. The next prime is 1118069153. The reversal of 1118069142 is 2419608111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129084 + ... + 137472.

It is an arithmetic number, because the mean of its divisors is an integer number (70916475).

Almost surely, 2^1118069142 is an apocalyptic number.

1118069142 is an abundant number, since it is smaller than the sum of its proper divisors (1151258058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118069142 is a wasteful number, since it uses less digits than its factorization.

1118069142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8720.

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 1118069142 is about 33437.5409083862. The cubic root of 1118069142 is about 1037.9016932378.

The spelling of 1118069142 in words is "one billion, one hundred eighteen million, sixty-nine thousand, one hundred forty-two".