525347903 has 2 divisors, whose sum is σ = 525347904. Its totient is φ = 525347902.

The previous prime is 525347897. The next prime is 525347909. The reversal of 525347903 is 309743525.

It is a balanced prime because it is at equal distance from previous prime (525347897) and next prime (525347909).

It is a cyclic number.

It is not a de Polignac number, because 525347903 - 2⁴ = 525347887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525347909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262673951 + 262673952.

It is an arithmetic number, because the mean of its divisors is an integer number (262673952).

Almost surely, 2^525347903 is an apocalyptic number.

525347903 is a deficient number, since it is larger than the sum of its proper divisors (1).

525347903 is an equidigital number, since it uses as much as digits as its factorization.

525347903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 525347903 is about 22920.4690833325. The cubic root of 525347903 is about 806.8924794320.

The spelling of 525347903 in words is "five hundred twenty-five million, three hundred forty-seven thousand, nine hundred three".