1118120083 has 8 divisors (see below), whose sum is σ = 1154744640. Its totient is φ = 1082030400.

The previous prime is 1118120009. The next prime is 1118120111. The reversal of 1118120083 is 3800218111.

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

It is a cyclic number.

It is not a de Polignac number, because 1118120083 - 2¹⁷ = 1117989011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112120083) 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, 129468 + ... + 137833.

It is an arithmetic number, because the mean of its divisors is an integer number (144343080).

Almost surely, 2^1118120083 is an apocalyptic number.

1118120083 is a deficient number, since it is larger than the sum of its proper divisors (36624557).

1118120083 is an equidigital number, since it uses as much as digits as its factorization.

1118120083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267437.

The product of its (nonzero) digits is 384, while the sum is 25.

The square root of 1118120083 is about 33438.3026333575. The cubic root of 1118120083 is about 1037.9174558131.

Adding to 1118120083 its reverse (3800218111), we get a palindrome (4918338194).

The spelling of 1118120083 in words is "one billion, one hundred eighteen million, one hundred twenty thousand, eighty-three".