426131 has 2 divisors, whose sum is σ = 426132. Its totient is φ = 426130.

The previous prime is 426103. The next prime is 426161. The reversal of 426131 is 131624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426131 - 2¹⁰ = 425107 is a prime.

It is a super-2 number, since 2×426131² = 363175258322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (426161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213065 + 213066.

It is an arithmetic number, because the mean of its divisors is an integer number (213066).

2⁴²⁶¹³¹ is an apocalyptic number.

426131 is a deficient number, since it is larger than the sum of its proper divisors (1).

426131 is an equidigital number, since it uses as much as digits as its factorization.

426131 is an odious number, because the sum of its binary digits is odd.

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

The square root of 426131 is about 652.7871015883. The cubic root of 426131 is about 75.2513640147.

Adding to 426131 its reverse (131624), we get a palindrome (557755).

The spelling of 426131 in words is "four hundred twenty-six thousand, one hundred thirty-one".