525283613 has 2 divisors, whose sum is σ = 525283614. Its totient is φ = 525283612.

The previous prime is 525283601. The next prime is 525283621. The reversal of 525283613 is 316382525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 294911929 + 230371684 = 17173^2 + 15178^2 .

It is a cyclic number.

It is not a de Polignac number, because 525283613 - 2⁴ = 525283597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525283673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262641806 + 262641807.

It is an arithmetic number, because the mean of its divisors is an integer number (262641807).

Almost surely, 2^525283613 is an apocalyptic number.

It is an amenable number.

525283613 is a deficient number, since it is larger than the sum of its proper divisors (1).

525283613 is an equidigital number, since it uses as much as digits as its factorization.

525283613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 35.

The square root of 525283613 is about 22919.0665822149. The cubic root of 525283613 is about 806.8595633184.

The spelling of 525283613 in words is "five hundred twenty-five million, two hundred eighty-three thousand, six hundred thirteen".