2013442509887 has 2 divisors, whose sum is σ = 2013442509888. Its totient is φ = 2013442509886.

The previous prime is 2013442509853. The next prime is 2013442509889. The reversal of 2013442509887 is 7889052443102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2013442509887 is a prime.

Together with 2013442509889, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013442509889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006721254943 + 1006721254944.

It is an arithmetic number, because the mean of its divisors is an integer number (1006721254944).

Almost surely, 2^{2013442509887} is an apocalyptic number.

2013442509887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013442509887 is an equidigital number, since it uses as much as digits as its factorization.

2013442509887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 2013442509887 in words is "two trillion, thirteen billion, four hundred forty-two million, five hundred nine thousand, eight hundred eighty-seven".