52316197 has 2 divisors, whose sum is σ = 52316198. Its totient is φ = 52316196.

The previous prime is 52316183. The next prime is 52316207. The reversal of 52316197 is 79161325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51136801 + 1179396 = 7151^2 + 1086^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52316197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52316897) 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, 26158098 + 26158099.

It is an arithmetic number, because the mean of its divisors is an integer number (26158099).

Almost surely, 2^52316197 is an apocalyptic number.

It is an amenable number.

52316197 is a deficient number, since it is larger than the sum of its proper divisors (1).

52316197 is an equidigital number, since it uses as much as digits as its factorization.

52316197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 34.

The square root of 52316197 is about 7232.9936402571. The cubic root of 52316197 is about 374.0061315208.

The spelling of 52316197 in words is "fifty-two million, three hundred sixteen thousand, one hundred ninety-seven".