524254261 has 2 divisors, whose sum is σ = 524254262. Its totient is φ = 524254260.

The previous prime is 524254259. The next prime is 524254267. The reversal of 524254261 is 162452425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 524135236 + 119025 = 22894^2 + 345^2 .

It is a cyclic number.

It is not a de Polignac number, because 524254261 - 2¹ = 524254259 is a prime.

It is a super-2 number, since 2×524254261² = 549685060353312242, which contains 22 as substring.

Together with 524254259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524254267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262127130 + 262127131.

It is an arithmetic number, because the mean of its divisors is an integer number (262127131).

Almost surely, 2^524254261 is an apocalyptic number.

It is an amenable number.

524254261 is a deficient number, since it is larger than the sum of its proper divisors (1).

524254261 is an equidigital number, since it uses as much as digits as its factorization.

524254261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19200, while the sum is 31.

The square root of 524254261 is about 22896.5993326520. The cubic root of 524254261 is about 806.3321748184.

The spelling of 524254261 in words is "five hundred twenty-four million, two hundred fifty-four thousand, two hundred sixty-one".