9520039 has 2 divisors, whose sum is σ = 9520040. Its totient is φ = 9520038.

The previous prime is 9520037. The next prime is 9520061. The reversal of 9520039 is 9300259.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9520039 - 2¹ = 9520037 is a prime.

It is a super-2 number, since 2×9520039² = 181262285123042, which contains 22 as substring.

Together with 9520037, it forms a pair of twin primes.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9519989 and 9520016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9520037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4760019 + 4760020.

It is an arithmetic number, because the mean of its divisors is an integer number (4760020).

Almost surely, 2^9520039 is an apocalyptic number.

9520039 is a deficient number, since it is larger than the sum of its proper divisors (1).

9520039 is an equidigital number, since it uses as much as digits as its factorization.

9520039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 9520039 is about 3085.4560440881. The cubic root of 9520039 is about 211.9399898380.

The spelling of 9520039 in words is "nine million, five hundred twenty thousand, thirty-nine".