126331343 has 2 divisors, whose sum is σ = 126331344. Its totient is φ = 126331342.

The previous prime is 126331313. The next prime is 126331351. The reversal of 126331343 is 343133621.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (343133621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126331343 - 2¹⁰ = 126330319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126331313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63165671 + 63165672.

It is an arithmetic number, because the mean of its divisors is an integer number (63165672).

Almost surely, 2^126331343 is an apocalyptic number.

126331343 is a deficient number, since it is larger than the sum of its proper divisors (1).

126331343 is an equidigital number, since it uses as much as digits as its factorization.

126331343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 26.

The square root of 126331343 is about 11239.7216602548. The cubic root of 126331343 is about 501.7688588971.

Adding to 126331343 its reverse (343133621), we get a palindrome (469464964).

The spelling of 126331343 in words is "one hundred twenty-six million, three hundred thirty-one thousand, three hundred forty-three".