9520319009 has 2 divisors, whose sum is σ = 9520319010. Its totient is φ = 9520319008.

The previous prime is 9520318979. The next prime is 9520319047. The reversal of 9520319009 is 9009130259.

It is an a-pointer prime, because the next prime (9520319047) can be obtained adding 9520319009 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9090669025 + 429649984 = 95345^2 + 20728^2 .

It is a cyclic number.

It is not a de Polignac number, because 9520319009 - 2¹² = 9520314913 is a prime.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4760159504 + 4760159505.

It is an arithmetic number, because the mean of its divisors is an integer number (4760159505).

Almost surely, 2^9520319009 is an apocalyptic number.

It is an amenable number.

9520319009 is a deficient number, since it is larger than the sum of its proper divisors (1).

9520319009 is an equidigital number, since it uses as much as digits as its factorization.

9520319009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21870, while the sum is 38.

The square root of 9520319009 is about 97572.1220892525. The cubic root of 9520319009 is about 2119.4206771897.

The spelling of 9520319009 in words is "nine billion, five hundred twenty million, three hundred nineteen thousand, nine".