1121445004001 has 4 divisors (see below), whose sum is σ = 1281651433152. Its totient is φ = 961238574852.

The previous prime is 1121445003979. The next prime is 1121445004033. The reversal of 1121445004001 is 1004005441211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1121445004001 - 2³⁰ = 1120371262177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121445004081) by changing a digit.

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, 80103214565 + ... + 80103214578.

It is an arithmetic number, because the mean of its divisors is an integer number (320412858288).

Almost surely, 2^{1121445004001} is an apocalyptic number.

It is an amenable number.

1121445004001 is a deficient number, since it is larger than the sum of its proper divisors (160206429151).

1121445004001 is an equidigital number, since it uses as much as digits as its factorization.

1121445004001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160206429150.

The product of its (nonzero) digits is 640, while the sum is 23.

The spelling of 1121445004001 in words is "one trillion, one hundred twenty-one billion, four hundred forty-five million, four thousand, one".