1120445001 has 16 divisors (see below), whose sum is σ = 1787605120. Its totient is φ = 689504400.

The previous prime is 1120444981. The next prime is 1120445033. The reversal of 1120445001 is 1005440211.

1120445001 is a `hidden beast` number, since 1 + 120 + 44 + 500 + 1 = 666.

It is not a de Polignac number, because 1120445001 - 2¹³ = 1120436809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120445701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1595725 + ... + 1596426.

It is an arithmetic number, because the mean of its divisors is an integer number (111725320).

Almost surely, 2^1120445001 is an apocalyptic number.

It is an amenable number.

1120445001 is a deficient number, since it is larger than the sum of its proper divisors (667160119).

1120445001 is a wasteful number, since it uses less digits than its factorization.

1120445001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3192173 (or 3192167 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1120445001 is about 33473.0488751772. The cubic root of 1120445001 is about 1038.6363417458.

Adding to 1120445001 its reverse (1005440211), we get a palindrome (2125885212).

The spelling of 1120445001 in words is "one billion, one hundred twenty million, four hundred forty-five thousand, one".