524056381 has 2 divisors, whose sum is σ = 524056382. Its totient is φ = 524056380.

The previous prime is 524056369. The next prime is 524056391. The reversal of 524056381 is 183650425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 473062500 + 50993881 = 21750^2 + 7141^2 .

It is a cyclic number.

It is not a de Polignac number, because 524056381 - 2⁹ = 524055869 is a prime.

It is a super-2 number, since 2×524056381² = 549270180933634322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524056391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262028190 + 262028191.

It is an arithmetic number, because the mean of its divisors is an integer number (262028191).

Almost surely, 2^524056381 is an apocalyptic number.

It is an amenable number.

524056381 is a deficient number, since it is larger than the sum of its proper divisors (1).

524056381 is an equidigital number, since it uses as much as digits as its factorization.

524056381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 524056381 is about 22892.2777591047. The cubic root of 524056381 is about 806.2307119076.

The spelling of 524056381 in words is "five hundred twenty-four million, fifty-six thousand, three hundred eighty-one".