524213197 has 2 divisors, whose sum is σ = 524213198. Its totient is φ = 524213196.

The previous prime is 524213191. The next prime is 524213233. The reversal of 524213197 is 791312425.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445252201 + 78960996 = 21101^2 + 8886^2 .

It is a cyclic number.

It is not a de Polignac number, because 524213197 - 2³ = 524213189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524213191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262106598 + 262106599.

It is an arithmetic number, because the mean of its divisors is an integer number (262106599).

Almost surely, 2^524213197 is an apocalyptic number.

It is an amenable number.

524213197 is a deficient number, since it is larger than the sum of its proper divisors (1).

524213197 is an equidigital number, since it uses as much as digits as its factorization.

524213197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 524213197 is about 22895.7025880404. The cubic root of 524213197 is about 806.3111213643.

The spelling of 524213197 in words is "five hundred twenty-four million, two hundred thirteen thousand, one hundred ninety-seven".