525497783 has 2 divisors, whose sum is σ = 525497784. Its totient is φ = 525497782.

The previous prime is 525497759. The next prime is 525497807. The reversal of 525497783 is 387794525.

It is a balanced prime because it is at equal distance from previous prime (525497759) and next prime (525497807).

It is a cyclic number.

It is not a de Polignac number, because 525497783 - 2¹⁰ = 525496759 is a prime.

It is a super-2 number, since 2×525497783² = 552295839875830178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525427783) 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, 262748891 + 262748892.

It is an arithmetic number, because the mean of its divisors is an integer number (262748892).

Almost surely, 2^525497783 is an apocalyptic number.

525497783 is a deficient number, since it is larger than the sum of its proper divisors (1).

525497783 is an equidigital number, since it uses as much as digits as its factorization.

525497783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2116800, while the sum is 50.

The square root of 525497783 is about 22923.7384167592. The cubic root of 525497783 is about 806.9692067112.

The spelling of 525497783 in words is "five hundred twenty-five million, four hundred ninety-seven thousand, seven hundred eighty-three".