524220113 has 2 divisors, whose sum is σ = 524220114. Its totient is φ = 524220112.

The previous prime is 524220091. The next prime is 524220121. The reversal of 524220113 is 311022425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 498494929 + 25725184 = 22327^2 + 5072^2 .

It is a cyclic number.

It is not a de Polignac number, because 524220113 - 2²⁸ = 255784657 is a prime.

It is not a weakly prime, because it can be changed into another prime (524220173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262110056 + 262110057.

It is an arithmetic number, because the mean of its divisors is an integer number (262110057).

Almost surely, 2^524220113 is an apocalyptic number.

It is an amenable number.

524220113 is a deficient number, since it is larger than the sum of its proper divisors (1).

524220113 is an equidigital number, since it uses as much as digits as its factorization.

524220113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 524220113 is about 22895.8536202519. The cubic root of 524220113 is about 806.3146672646.

Adding to 524220113 its reverse (311022425), we get a palindrome (835242538).

The spelling of 524220113 in words is "five hundred twenty-four million, two hundred twenty thousand, one hundred thirteen".