425135431312213 has 2 divisors, whose sum is σ = 425135431312214. Its totient is φ = 425135431312212.

The previous prime is 425135431312127. The next prime is 425135431312279. The reversal of 425135431312213 is 312213134531524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 411009206783044 + 14126224529169 = 20273362^2 + 3758487^2 .

It is a cyclic number.

It is not a de Polignac number, because 425135431312213 - 2⁴¹ = 422936408056661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425135431312013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212567715656106 + 212567715656107.

It is an arithmetic number, because the mean of its divisors is an integer number (212567715656107).

Almost surely, 2^{425135431312213} is an apocalyptic number.

It is an amenable number.

425135431312213 is a deficient number, since it is larger than the sum of its proper divisors (1).

425135431312213 is an equidigital number, since it uses as much as digits as its factorization.

425135431312213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

Adding to 425135431312213 its reverse (312213134531524), we get a palindrome (737348565843737).

The spelling of 425135431312213 in words is "four hundred twenty-five trillion, one hundred thirty-five billion, four hundred thirty-one million, three hundred twelve thousand, two hundred thirteen".