425374517 has 2 divisors, whose sum is σ = 425374518. Its totient is φ = 425374516.

The previous prime is 425374471. The next prime is 425374519. The reversal of 425374517 is 715473524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422138116 + 3236401 = 20546^2 + 1799^2 .

It is a cyclic number.

It is not a de Polignac number, because 425374517 - 2¹⁶ = 425308981 is a prime.

Together with 425374519, 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 (425374519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212687258 + 212687259.

It is an arithmetic number, because the mean of its divisors is an integer number (212687259).

Almost surely, 2^425374517 is an apocalyptic number.

It is an amenable number.

425374517 is a deficient number, since it is larger than the sum of its proper divisors (1).

425374517 is an equidigital number, since it uses as much as digits as its factorization.

425374517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117600, while the sum is 38.

The square root of 425374517 is about 20624.6094993336. The cubic root of 425374517 is about 752.0680800038.

The spelling of 425374517 in words is "four hundred twenty-five million, three hundred seventy-four thousand, five hundred seventeen".