425311 has 4 divisors (see below), whose sum is σ = 429624.
Its totient is φ = 421000.
The previous prime is 425309. The next prime is 425317. The reversal of 425311 is 113524.
Adding to 425311 its reverse (113524), we get a palindrome (538835).
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 425311 - 21 = 425309 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (425317) 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, 2005 + ... + 2206.
It is an arithmetic number, because the mean of its divisors is an integer number (107406).
2425311 is an apocalyptic number.
425311 is a deficient number, since it is larger than the sum of its proper divisors (4313).
425311 is a wasteful number, since it uses less digits than its factorization.
425311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4312.
The product of its digits is 120, while the sum is 16.
The square root of 425311 is about 652.1587230115.
The cubic root of 425311 is about 75.2030645160.
The spelling of 425311 in words is "four hundred twenty-five thousand, three hundred eleven".