30965770013 has 2 divisors, whose sum is σ = 30965770014. Its totient is φ = 30965770012.

The previous prime is 30965770007. The next prime is 30965770039. The reversal of 30965770013 is 31007756903.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23956229284 + 7009540729 = 154778^2 + 83723^2 .

It is an emirp because it is prime and its reverse (31007756903) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30965770013 - 2¹² = 30965765917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30965760013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15482885006 + 15482885007.

It is an arithmetic number, because the mean of its divisors is an integer number (15482885007).

Almost surely, 2^30965770013 is an apocalyptic number.

It is an amenable number.

30965770013 is a deficient number, since it is larger than the sum of its proper divisors (1).

30965770013 is an equidigital number, since it uses as much as digits as its factorization.

30965770013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 119070, while the sum is 41.

The spelling of 30965770013 in words is "thirty billion, nine hundred sixty-five million, seven hundred seventy thousand, thirteen".