325057517 has 2 divisors, whose sum is σ = 325057518. Its totient is φ = 325057516.

The previous prime is 325057507. The next prime is 325057519. The reversal of 325057517 is 715750523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269912041 + 55145476 = 16429^2 + 7426^2 .

It is a cyclic number.

It is not a de Polignac number, because 325057517 - 2⁸ = 325057261 is a prime.

Together with 325057519, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325057519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162528758 + 162528759.

It is an arithmetic number, because the mean of its divisors is an integer number (162528759).

Almost surely, 2^325057517 is an apocalyptic number.

It is an amenable number.

325057517 is a deficient number, since it is larger than the sum of its proper divisors (1).

325057517 is an equidigital number, since it uses as much as digits as its factorization.

325057517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 325057517 is about 18029.3515413062. The cubic root of 325057517 is about 687.5749900349.

The spelling of 325057517 in words is "three hundred twenty-five million, fifty-seven thousand, five hundred seventeen".