126834183709 has 2 divisors, whose sum is σ = 126834183710. Its totient is φ = 126834183708.

The previous prime is 126834183701. The next prime is 126834183733. The reversal of 126834183709 is 907381438621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121905722500 + 4928461209 = 349150^2 + 70203^2 .

It is a cyclic number.

It is not a de Polignac number, because 126834183709 - 2³ = 126834183701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126834183701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63417091854 + 63417091855.

It is an arithmetic number, because the mean of its divisors is an integer number (63417091855).

Almost surely, 2^126834183709 is an apocalyptic number.

It is an amenable number.

126834183709 is a deficient number, since it is larger than the sum of its proper divisors (1).

126834183709 is an equidigital number, since it uses as much as digits as its factorization.

126834183709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 126834183709 in words is "one hundred twenty-six billion, eight hundred thirty-four million, one hundred eighty-three thousand, seven hundred nine".