7126971033439 has 2 divisors, whose sum is σ = 7126971033440. Its totient is φ = 7126971033438.

The previous prime is 7126971033433. The next prime is 7126971033467. The reversal of 7126971033439 is 9343301796217.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7126971033439 - 2⁵ = 7126971033407 is a prime.

It is a super-2 number, since 2×7126971033439² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7126971033439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7126971033433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3563485516719 + 3563485516720.

It is an arithmetic number, because the mean of its divisors is an integer number (3563485516720).

Almost surely, 2^{7126971033439} is an apocalyptic number.

7126971033439 is a deficient number, since it is larger than the sum of its proper divisors (1).

7126971033439 is an equidigital number, since it uses as much as digits as its factorization.

7126971033439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5143824, while the sum is 55.

The spelling of 7126971033439 in words is "seven trillion, one hundred twenty-six billion, nine hundred seventy-one million, thirty-three thousand, four hundred thirty-nine".