52007171 has 4 divisors (see below), whose sum is σ = 52719672. Its totient is φ = 51294672.

The previous prime is 52007159. The next prime is 52007177. The reversal of 52007171 is 17170025.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52007171 - 2⁶ = 52007107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52007177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356141 + ... + 356286.

It is an arithmetic number, because the mean of its divisors is an integer number (13179918).

Almost surely, 2^52007171 is an apocalyptic number.

52007171 is a deficient number, since it is larger than the sum of its proper divisors (712501).

52007171 is an equidigital number, since it uses as much as digits as its factorization.

52007171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712500.

The product of its (nonzero) digits is 490, while the sum is 23.

The square root of 52007171 is about 7211.5997531754. The cubic root of 52007171 is about 373.2682724812.

Adding to 52007171 its reverse (17170025), we get a palindrome (69177196).

The spelling of 52007171 in words is "fifty-two million, seven thousand, one hundred seventy-one".