1020302009959 has 2 divisors, whose sum is σ = 1020302009960. Its totient is φ = 1020302009958.

The previous prime is 1020302009939. The next prime is 1020302010019. The reversal of 1020302009959 is 9599002030201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020302009959 - 2¹³ = 1020302001767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020302009939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510151004979 + 510151004980.

It is an arithmetic number, because the mean of its divisors is an integer number (510151004980).

Almost surely, 2^{1020302009959} is an apocalyptic number.

1020302009959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020302009959 is an equidigital number, since it uses as much as digits as its factorization.

1020302009959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 40.

The spelling of 1020302009959 in words is "one trillion, twenty billion, three hundred two million, nine thousand, nine hundred fifty-nine".