126000349 has 2 divisors, whose sum is σ = 126000350. Its totient is φ = 126000348.

The previous prime is 126000317. The next prime is 126000353. The reversal of 126000349 is 943000621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75377124 + 50623225 = 8682^2 + 7115^2 .

It is a cyclic number.

It is not a de Polignac number, because 126000349 - 2⁵ = 126000317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126000649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63000174 + 63000175.

It is an arithmetic number, because the mean of its divisors is an integer number (63000175).

Almost surely, 2^126000349 is an apocalyptic number.

It is an amenable number.

126000349 is a deficient number, since it is larger than the sum of its proper divisors (1).

126000349 is an equidigital number, since it uses as much as digits as its factorization.

126000349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 126000349 is about 11224.9877060066. The cubic root of 126000349 is about 501.3302563640.

The spelling of 126000349 in words is "one hundred twenty-six million, three hundred forty-nine", and thus it is an aban number.