9973402039 has 2 divisors, whose sum is σ = 9973402040. Its totient is φ = 9973402038.

The previous prime is 9973402031. The next prime is 9973402129. The reversal of 9973402039 is 9302043799.

9973402039 = 40768² + 40769² + ... + 40773².

9973402039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9973402039 - 2³ = 9973402031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9973402039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9973402031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986701019 + 4986701020.

It is an arithmetic number, because the mean of its divisors is an integer number (4986701020).

Almost surely, 2^9973402039 is an apocalyptic number.

9973402039 is a deficient number, since it is larger than the sum of its proper divisors (1).

9973402039 is an equidigital number, since it uses as much as digits as its factorization.

9973402039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 46.

The square root of 9973402039 is about 99866.9216457582. The cubic root of 9973402039 is about 2152.5228750206.

The spelling of 9973402039 in words is "nine billion, nine hundred seventy-three million, four hundred two thousand, thirty-nine".