425503313 has 2 divisors, whose sum is σ = 425503314. Its totient is φ = 425503312.

The previous prime is 425503291. The next prime is 425503357. The reversal of 425503313 is 313305524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 287370304 + 138133009 = 16952^2 + 11753^2 .

It is a cyclic number.

It is not a de Polignac number, because 425503313 - 2⁶ = 425503249 is a prime.

It is not a weakly prime, because it can be changed into another prime (425502313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212751656 + 212751657.

It is an arithmetic number, because the mean of its divisors is an integer number (212751657).

Almost surely, 2^425503313 is an apocalyptic number.

It is an amenable number.

425503313 is a deficient number, since it is larger than the sum of its proper divisors (1).

425503313 is an equidigital number, since it uses as much as digits as its factorization.

425503313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 425503313 is about 20627.7316494083. The cubic root of 425503313 is about 752.1439767191.

Adding to 425503313 its reverse (313305524), we get a palindrome (738808837).

The spelling of 425503313 in words is "four hundred twenty-five million, five hundred three thousand, three hundred thirteen".