56952197 has 2 divisors, whose sum is σ = 56952198. Its totient is φ = 56952196.

The previous prime is 56952187. The next prime is 56952199. The reversal of 56952197 is 79125965.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55815841 + 1136356 = 7471^2 + 1066^2 .

It is a cyclic number.

It is not a de Polignac number, because 56952197 - 2⁸ = 56951941 is a prime.

Together with 56952199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56952199) 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, 28476098 + 28476099.

It is an arithmetic number, because the mean of its divisors is an integer number (28476099).

Almost surely, 2^56952197 is an apocalyptic number.

It is an amenable number.

56952197 is a deficient number, since it is larger than the sum of its proper divisors (1).

56952197 is an equidigital number, since it uses as much as digits as its factorization.

56952197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 44.

The square root of 56952197 is about 7546.6679402237. The cubic root of 56952197 is about 384.7424983018.

The spelling of 56952197 in words is "fifty-six million, nine hundred fifty-two thousand, one hundred ninety-seven".