1005126234349 has 2 divisors, whose sum is σ = 1005126234350. Its totient is φ = 1005126234348.

The previous prime is 1005126234317. The next prime is 1005126234391. The reversal of 1005126234349 is 9434326215001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 675179386249 + 329946848100 = 821693^2 + 574410^2 .

It is an emirp because it is prime and its reverse (9434326215001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1005126234349 - 2⁵ = 1005126234317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005126231349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502563117174 + 502563117175.

It is an arithmetic number, because the mean of its divisors is an integer number (502563117175).

Almost surely, 2^{1005126234349} is an apocalyptic number.

It is an amenable number.

1005126234349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005126234349 is an equidigital number, since it uses as much as digits as its factorization.

1005126234349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 1005126234349 in words is "one trillion, five billion, one hundred twenty-six million, two hundred thirty-four thousand, three hundred forty-nine".