1120444487 has 2 divisors, whose sum is σ = 1120444488. Its totient is φ = 1120444486.

The previous prime is 1120444477. The next prime is 1120444511. The reversal of 1120444487 is 7844440211.

It is a weak prime.

It is an emirp because it is prime and its reverse (7844440211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1120444487 - 2¹⁴ = 1120428103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120444447) 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 as a sum of consecutive naturals, namely, 560222243 + 560222244.

It is an arithmetic number, because the mean of its divisors is an integer number (560222244).

Almost surely, 2^1120444487 is an apocalyptic number.

1120444487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120444487 is an equidigital number, since it uses as much as digits as its factorization.

1120444487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28672, while the sum is 35.

The square root of 1120444487 is about 33473.0411973576. The cubic root of 1120444487 is about 1038.6361829222.

Adding to 1120444487 its reverse (7844440211), we get a palindrome (8964884698).

The spelling of 1120444487 in words is "one billion, one hundred twenty million, four hundred forty-four thousand, four hundred eighty-seven".