9953539 has 2 divisors, whose sum is σ = 9953540. Its totient is φ = 9953538.

The previous prime is 9953533. The next prime is 9953557. The reversal of 9953539 is 9353599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9953539 - 2⁵ = 9953507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9953495 and 9953504.

It is not a weakly prime, because it can be changed into another prime (9953533) 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, 4976769 + 4976770.

It is an arithmetic number, because the mean of its divisors is an integer number (4976770).

Almost surely, 2^9953539 is an apocalyptic number.

9953539 is a deficient number, since it is larger than the sum of its proper divisors (1).

9953539 is an equidigital number, since it uses as much as digits as its factorization.

9953539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 164025, while the sum is 43.

The square root of 9953539 is about 3154.9229784576. The cubic root of 9953539 is about 215.1092936298.

The spelling of 9953539 in words is "nine million, nine hundred fifty-three thousand, five hundred thirty-nine".