1121221059 has 8 divisors (see below), whose sum is σ = 1708527360. Its totient is φ = 640697736.

The previous prime is 1121221033. The next prime is 1121221061. The reversal of 1121221059 is 9501221211.

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

It is not a de Polignac number, because 1121221059 - 2²⁵ = 1087666627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121221019) 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, 26695719 + ... + 26695760.

It is an arithmetic number, because the mean of its divisors is an integer number (213565920).

Almost surely, 2^1121221059 is an apocalyptic number.

1121221059 is a deficient number, since it is larger than the sum of its proper divisors (587306301).

1121221059 is an equidigital number, since it uses as much as digits as its factorization.

1121221059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53391489.

The product of its (nonzero) digits is 360, while the sum is 24.

The square root of 1121221059 is about 33484.6391499147. The cubic root of 1121221059 is about 1038.8760845907.

The spelling of 1121221059 in words is "one billion, one hundred twenty-one million, two hundred twenty-one thousand, fifty-nine".