425052517 has 2 divisors, whose sum is σ = 425052518. Its totient is φ = 425052516.

The previous prime is 425052499. The next prime is 425052521. The reversal of 425052517 is 715250524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 420701121 + 4351396 = 20511^2 + 2086^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425052517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425052577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212526258 + 212526259.

It is an arithmetic number, because the mean of its divisors is an integer number (212526259).

Almost surely, 2^425052517 is an apocalyptic number.

It is an amenable number.

425052517 is a deficient number, since it is larger than the sum of its proper divisors (1).

425052517 is an equidigital number, since it uses as much as digits as its factorization.

425052517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14000, while the sum is 31.

The square root of 425052517 is about 20616.8018130844. The cubic root of 425052517 is about 751.8782652698.

The spelling of 425052517 in words is "four hundred twenty-five million, fifty-two thousand, five hundred seventeen".