426311 has 2 divisors, whose sum is σ = 426312. Its totient is φ = 426310.

The previous prime is 426301. The next prime is 426319. The reversal of 426311 is 113624.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426311 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 426311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213155 + 213156.

It is an arithmetic number, because the mean of its divisors is an integer number (213156).

2⁴²⁶³¹¹ is an apocalyptic number.

426311 is a deficient number, since it is larger than the sum of its proper divisors (1).

426311 is an equidigital number, since it uses as much as digits as its factorization.

426311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 17.

The square root of 426311 is about 652.9249574032. The cubic root of 426311 is about 75.2619580486.

Adding to 426311 its reverse (113624), we get a palindrome (539935).

It can be divided in two parts, 426 and 311, that added together give a palindrome (737).

The spelling of 426311 in words is "four hundred twenty-six thousand, three hundred eleven".