56342171 has 2 divisors, whose sum is σ = 56342172. Its totient is φ = 56342170.

The previous prime is 56342161. The next prime is 56342173. The reversal of 56342171 is 17124365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56342171 - 2⁶ = 56342107 is a prime.

Together with 56342173, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56342173) 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, 28171085 + 28171086.

It is an arithmetic number, because the mean of its divisors is an integer number (28171086).

Almost surely, 2^56342171 is an apocalyptic number.

56342171 is a deficient number, since it is larger than the sum of its proper divisors (1).

56342171 is an equidigital number, since it uses as much as digits as its factorization.

56342171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 29.

The square root of 56342171 is about 7506.1422182104. The cubic root of 56342171 is about 383.3638805314.

The spelling of 56342171 in words is "fifty-six million, three hundred forty-two thousand, one hundred seventy-one".