524081513 has 2 divisors, whose sum is σ = 524081514. Its totient is φ = 524081512.

The previous prime is 524081489. The next prime is 524081521. The reversal of 524081513 is 315180425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494083984 + 29997529 = 22228^2 + 5477^2 .

It is a cyclic number.

It is not a de Polignac number, because 524081513 - 2²² = 519887209 is a prime.

It is a super-2 number, since 2×524081513² = 549322864536738338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (524081213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262040756 + 262040757.

It is an arithmetic number, because the mean of its divisors is an integer number (262040757).

Almost surely, 2^524081513 is an apocalyptic number.

It is an amenable number.

524081513 is a deficient number, since it is larger than the sum of its proper divisors (1).

524081513 is an equidigital number, since it uses as much as digits as its factorization.

524081513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 524081513 is about 22892.8266712523. The cubic root of 524081513 is about 806.2435997489.

The spelling of 524081513 in words is "five hundred twenty-four million, eighty-one thousand, five hundred thirteen".