9952503509 has 16 divisors (see below), whose sum is σ = 10784067840. Its totient is φ = 9130546560.

The previous prime is 9952503461. The next prime is 9952503521. The reversal of 9952503509 is 9053052599.

It is a happy number.

9952503509 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9952503509 - 2¹² = 9952499413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9952503529) 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 in 15 ways as a sum of consecutive naturals, for example, 1448009 + ... + 1454865.

It is an arithmetic number, because the mean of its divisors is an integer number (674004240).

Almost surely, 2^9952503509 is an apocalyptic number.

It is an amenable number.

9952503509 is a deficient number, since it is larger than the sum of its proper divisors (831564331).

9952503509 is a wasteful number, since it uses less digits than its factorization.

9952503509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7540.

The product of its (nonzero) digits is 546750, while the sum is 47.

The square root of 9952503509 is about 99762.2348837475. The cubic root of 9952503509 is about 2151.0183392247.

The spelling of 9952503509 in words is "nine billion, nine hundred fifty-two million, five hundred three thousand, five hundred nine".