425343211 has 4 divisors (see below), whose sum is σ = 430467912. Its totient is φ = 420218512.

The previous prime is 425343173. The next prime is 425343221. The reversal of 425343211 is 112343524.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425343211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425343221) 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, 2562226 + ... + 2562391.

It is an arithmetic number, because the mean of its divisors is an integer number (107616978).

Almost surely, 2^425343211 is an apocalyptic number.

425343211 is a deficient number, since it is larger than the sum of its proper divisors (5124701).

425343211 is an equidigital number, since it uses as much as digits as its factorization.

425343211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5124700.

The product of its digits is 2880, while the sum is 25.

The square root of 425343211 is about 20623.8505376663. The cubic root of 425343211 is about 752.0496297362.

Adding to 425343211 its reverse (112343524), we get a palindrome (537686735).

The spelling of 425343211 in words is "four hundred twenty-five million, three hundred forty-three thousand, two hundred eleven".