1020837852679 has 2 divisors, whose sum is σ = 1020837852680. Its totient is φ = 1020837852678.

The previous prime is 1020837852631. The next prime is 1020837852761. The reversal of 1020837852679 is 9762587380201.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9762587380201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1020837852679 - 2¹¹ = 1020837850631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020837852479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510418926339 + 510418926340.

It is an arithmetic number, because the mean of its divisors is an integer number (510418926340).

Almost surely, 2^{1020837852679} is an apocalyptic number.

1020837852679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020837852679 is an equidigital number, since it uses as much as digits as its factorization.

1020837852679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 1020837852679 in words is "one trillion, twenty billion, eight hundred thirty-seven million, eight hundred fifty-two thousand, six hundred seventy-nine".