1121712002 has 8 divisors (see below), whose sum is σ = 1684792956. Its totient is φ = 560114352.

The previous prime is 1121711999. The next prime is 1121712019. The reversal of 1121712002 is 2002171211.

It can be written as a sum of positive squares in 2 ways, for example, as 1112956321 + 8755681 = 33361^2 + 2959^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368933 + ... + 371960.

Almost surely, 2^1121712002 is an apocalyptic number.

1121712002 is a deficient number, since it is larger than the sum of its proper divisors (563080954).

1121712002 is an equidigital number, since it uses as much as digits as its factorization.

1121712002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741652.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 1121712002 is about 33491.9692165152. The cubic root of 1121712002 is about 1039.0276914822.

Adding to 1121712002 its reverse (2002171211), we get a palindrome (3123883213).

The spelling of 1121712002 in words is "one billion, one hundred twenty-one million, seven hundred twelve thousand, two".