525425519 has 2 divisors, whose sum is σ = 525425520. Its totient is φ = 525425518.

The previous prime is 525425507. The next prime is 525425569. The reversal of 525425519 is 915524525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 525425519 - 2¹⁶ = 525359983 is a prime.

It is a super-2 number, since 2×525425519² = 552143952032838722, which contains 22 as substring.

It is a Chen prime.

It is equal to p_27622865 and since 525425519 and 27622865 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525425569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262712759 + 262712760.

It is an arithmetic number, because the mean of its divisors is an integer number (262712760).

Almost surely, 2^525425519 is an apocalyptic number.

525425519 is a deficient number, since it is larger than the sum of its proper divisors (1).

525425519 is an equidigital number, since it uses as much as digits as its factorization.

525425519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 38.

The square root of 525425519 is about 22922.1621798643. The cubic root of 525425519 is about 806.9322148038.

The spelling of 525425519 in words is "five hundred twenty-five million, four hundred twenty-five thousand, five hundred nineteen".