1312234041229 has 2 divisors, whose sum is σ = 1312234041230. Its totient is φ = 1312234041228.

The previous prime is 1312234041221. The next prime is 1312234041259. The reversal of 1312234041229 is 9221404322131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1206917565604 + 105316475625 = 1098598^2 + 324525^2 .

It is a cyclic number.

It is not a de Polignac number, because 1312234041229 - 2³ = 1312234041221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1312234041194 and 1312234041203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312234041221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656117020614 + 656117020615.

It is an arithmetic number, because the mean of its divisors is an integer number (656117020615).

Almost surely, 2^{1312234041229} is an apocalyptic number.

It is an amenable number.

1312234041229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312234041229 is an equidigital number, since it uses as much as digits as its factorization.

1312234041229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 1312234041229 in words is "one trillion, three hundred twelve billion, two hundred thirty-four million, forty-one thousand, two hundred twenty-nine".