525349313 has 2 divisors, whose sum is σ = 525349314. Its totient is φ = 525349312.

The previous prime is 525349309. The next prime is 525349327. The reversal of 525349313 is 313943525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 516516529 + 8832784 = 22727^2 + 2972^2 .

It is a cyclic number.

It is not a de Polignac number, because 525349313 - 2² = 525349309 is a prime.

It is equal to p_27619046 and since 525349313 and 27619046 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (525349333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262674656 + 262674657.

It is an arithmetic number, because the mean of its divisors is an integer number (262674657).

Almost surely, 2^525349313 is an apocalyptic number.

It is an amenable number.

525349313 is a deficient number, since it is larger than the sum of its proper divisors (1).

525349313 is an equidigital number, since it uses as much as digits as its factorization.

525349313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 35.

The square root of 525349313 is about 22920.4998418446. The cubic root of 525349313 is about 806.8932013139.

The spelling of 525349313 in words is "five hundred twenty-five million, three hundred forty-nine thousand, three hundred thirteen".