1042319913077 has 2 divisors, whose sum is σ = 1042319913078. Its totient is φ = 1042319913076.

The previous prime is 1042319913059. The next prime is 1042319913079. The reversal of 1042319913077 is 7703199132401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1023417512881 + 18902400196 = 1011641^2 + 137486^2 .

It is an emirp because it is prime and its reverse (7703199132401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042319913077 is a prime.

Together with 1042319913079, 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 (1042319913079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521159956538 + 521159956539.

It is an arithmetic number, because the mean of its divisors is an integer number (521159956539).

Almost surely, 2^{1042319913077} is an apocalyptic number.

It is an amenable number.

1042319913077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042319913077 is an equidigital number, since it uses as much as digits as its factorization.

1042319913077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 47.

The spelling of 1042319913077 in words is "one trillion, forty-two billion, three hundred nineteen million, nine hundred thirteen thousand, seventy-seven".