425431405241 has 2 divisors, whose sum is σ = 425431405242. Its totient is φ = 425431405240.

The previous prime is 425431405213. The next prime is 425431405271. The reversal of 425431405241 is 142504134524.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 402436715641 + 22994689600 = 634379^2 + 151640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425431405241 is a prime.

It is not a weakly prime, because it can be changed into another prime (425431405211) 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, 212715702620 + 212715702621.

It is an arithmetic number, because the mean of its divisors is an integer number (212715702621).

Almost surely, 2^425431405241 is an apocalyptic number.

It is an amenable number.

425431405241 is a deficient number, since it is larger than the sum of its proper divisors (1).

425431405241 is an equidigital number, since it uses as much as digits as its factorization.

425431405241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 425431405241 its reverse (142504134524), we get a palindrome (567935539765).

The spelling of 425431405241 in words is "four hundred twenty-five billion, four hundred thirty-one million, four hundred five thousand, two hundred forty-one".