525298819 has 2 divisors, whose sum is σ = 525298820. Its totient is φ = 525298818.

The previous prime is 525298811. The next prime is 525298831. The reversal of 525298819 is 918892525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 525298819 - 2³ = 525298811 is a prime.

It is a super-2 number, since 2×525298819² = 551877698485589522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (525298811) 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, 262649409 + 262649410.

It is an arithmetic number, because the mean of its divisors is an integer number (262649410).

Almost surely, 2^525298819 is an apocalyptic number.

525298819 is a deficient number, since it is larger than the sum of its proper divisors (1).

525298819 is an equidigital number, since it uses as much as digits as its factorization.

525298819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 49.

The square root of 525298819 is about 22919.3983123467. The cubic root of 525298819 is about 806.8673489462.

The spelling of 525298819 in words is "five hundred twenty-five million, two hundred ninety-eight thousand, eight hundred nineteen".