53207171 has 2 divisors, whose sum is σ = 53207172. Its totient is φ = 53207170.

The previous prime is 53207153. The next prime is 53207173. The reversal of 53207171 is 17170235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53207171 - 2¹⁸ = 52945027 is a prime.

Together with 53207173, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53207171.

It is not a weakly prime, because it can be changed into another prime (53207173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26603585 + 26603586.

It is an arithmetic number, because the mean of its divisors is an integer number (26603586).

Almost surely, 2^53207171 is an apocalyptic number.

53207171 is a deficient number, since it is larger than the sum of its proper divisors (1).

53207171 is an equidigital number, since it uses as much as digits as its factorization.

53207171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 53207171 is about 7294.3245746265. The cubic root of 53207171 is about 376.1173689538.

The spelling of 53207171 in words is "fifty-three million, two hundred seven thousand, one hundred seventy-one".