1244034243269 has 2 divisors, whose sum is σ = 1244034243270. Its totient is φ = 1244034243268.

The previous prime is 1244034243229. The next prime is 1244034243307. The reversal of 1244034243269 is 9623424304421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 836562671044 + 407471572225 = 914638^2 + 638335^2 .

It is a cyclic number.

It is not a de Polignac number, because 1244034243269 - 2³⁶ = 1175314766533 is a prime.

It is a super-2 number, since 2×1244034243269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244034243229) 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, 622017121634 + 622017121635.

It is an arithmetic number, because the mean of its divisors is an integer number (622017121635).

Almost surely, 2^{1244034243269} is an apocalyptic number.

It is an amenable number.

1244034243269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244034243269 is an equidigital number, since it uses as much as digits as its factorization.

1244034243269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 1244034243269 in words is "one trillion, two hundred forty-four billion, thirty-four million, two hundred forty-three thousand, two hundred sixty-nine".