1120574728018 has 4 divisors (see below), whose sum is σ = 1680862092030. Its totient is φ = 560287364008.

The previous prime is 1120574727991. The next prime is 1120574728019. The reversal of 1120574728018 is 8108274750211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 833592738169 + 286981989849 = 913013^2 + 535707^2 .

It is a super-2 number, since 2×1120574728018² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1120574728019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280143682003 + ... + 280143682006.

Almost surely, 2^{1120574728018} is an apocalyptic number.

1120574728018 is a deficient number, since it is larger than the sum of its proper divisors (560287364012).

1120574728018 is an equidigital number, since it uses as much as digits as its factorization.

1120574728018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560287364011.

The product of its (nonzero) digits is 250880, while the sum is 46.

The spelling of 1120574728018 in words is "one trillion, one hundred twenty billion, five hundred seventy-four million, seven hundred twenty-eight thousand, eighteen".