53538671 has 2 divisors, whose sum is σ = 53538672. Its totient is φ = 53538670.

The previous prime is 53538659. The next prime is 53538689. The reversal of 53538671 is 17683535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53538671 - 2⁶ = 53538607 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53538601) 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, 26769335 + 26769336.

It is an arithmetic number, because the mean of its divisors is an integer number (26769336).

Almost surely, 2^53538671 is an apocalyptic number.

53538671 is a deficient number, since it is larger than the sum of its proper divisors (1).

53538671 is an equidigital number, since it uses as much as digits as its factorization.

53538671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 53538671 is about 7317.0124367805. The cubic root of 53538671 is about 376.8968682713.

The spelling of 53538671 in words is "fifty-three million, five hundred thirty-eight thousand, six hundred seventy-one".