425313445 has 4 divisors (see below), whose sum is σ = 510376140. Its totient is φ = 340250752.

The previous prime is 425313443. The next prime is 425313517. The reversal of 425313445 is 544313524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 331494849 + 93818596 = 18207^2 + 9686^2 .

It is a cyclic number.

It is not a de Polignac number, because 425313445 - 2¹ = 425313443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425313443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42531340 + ... + 42531349.

It is an arithmetic number, because the mean of its divisors is an integer number (127594035).

Almost surely, 2^425313445 is an apocalyptic number.

It is an amenable number.

425313445 is a deficient number, since it is larger than the sum of its proper divisors (85062695).

425313445 is an equidigital number, since it uses as much as digits as its factorization.

425313445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85062694.

The product of its digits is 28800, while the sum is 31.

The square root of 425313445 is about 20623.1288848225. The cubic root of 425313445 is about 752.0320862318.

Adding to 425313445 its reverse (544313524), we get a palindrome (969626969).

The spelling of 425313445 in words is "four hundred twenty-five million, three hundred thirteen thousand, four hundred forty-five".