1013442445187 has 2 divisors, whose sum is σ = 1013442445188. Its totient is φ = 1013442445186.

The previous prime is 1013442445181. The next prime is 1013442445217. The reversal of 1013442445187 is 7815442443101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1013442445187 - 2¹⁰ = 1013442444163 is a prime.

It is not a weakly prime, because it can be changed into another prime (1013442445181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506721222593 + 506721222594.

It is an arithmetic number, because the mean of its divisors is an integer number (506721222594).

Almost surely, 2^{1013442445187} is an apocalyptic number.

1013442445187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013442445187 is an equidigital number, since it uses as much as digits as its factorization.

1013442445187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 430080, while the sum is 44.

Adding to 1013442445187 its reverse (7815442443101), we get a palindrome (8828884888288).

The spelling of 1013442445187 in words is "one trillion, thirteen billion, four hundred forty-two million, four hundred forty-five thousand, one hundred eighty-seven".