524120189 has 2 divisors, whose sum is σ = 524120190. Its totient is φ = 524120188.

The previous prime is 524120141. The next prime is 524120213. The reversal of 524120189 is 981021425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 406224025 + 117896164 = 20155^2 + 10858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-524120189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524129189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262060094 + 262060095.

It is an arithmetic number, because the mean of its divisors is an integer number (262060095).

Almost surely, 2^524120189 is an apocalyptic number.

It is an amenable number.

524120189 is a deficient number, since it is larger than the sum of its proper divisors (1).

524120189 is an equidigital number, since it uses as much as digits as its factorization.

524120189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 524120189 is about 22893.6713744214. The cubic root of 524120189 is about 806.2634322302.

The spelling of 524120189 in words is "five hundred twenty-four million, one hundred twenty thousand, one hundred eighty-nine".