425461247 has 2 divisors, whose sum is σ = 425461248. Its totient is φ = 425461246.

The previous prime is 425461229. The next prime is 425461259. The reversal of 425461247 is 742164524.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425461247 - 2⁸ = 425460991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425461217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212730623 + 212730624.

It is an arithmetic number, because the mean of its divisors is an integer number (212730624).

Almost surely, 2^425461247 is an apocalyptic number.

425461247 is a deficient number, since it is larger than the sum of its proper divisors (1).

425461247 is an equidigital number, since it uses as much as digits as its factorization.

425461247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 35.

The square root of 425461247 is about 20626.7119774335. The cubic root of 425461247 is about 752.1191898136.

The spelling of 425461247 in words is "four hundred twenty-five million, four hundred sixty-one thousand, two hundred forty-seven".