1004255214181 has 2 divisors, whose sum is σ = 1004255214182. Its totient is φ = 1004255214180.

The previous prime is 1004255214167. The next prime is 1004255214211. The reversal of 1004255214181 is 1814125524001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 779777302500 + 224477911681 = 883050^2 + 473791^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004255214181 - 2²⁹ = 1003718343269 is a prime.

It is a super-2 number, since 2×1004255214181² (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 (1004255214121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502127607090 + 502127607091.

It is an arithmetic number, because the mean of its divisors is an integer number (502127607091).

Almost surely, 2^{1004255214181} is an apocalyptic number.

It is an amenable number.

1004255214181 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004255214181 is an equidigital number, since it uses as much as digits as its factorization.

1004255214181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12800, while the sum is 34.

The spelling of 1004255214181 in words is "one trillion, four billion, two hundred fifty-five million, two hundred fourteen thousand, one hundred eighty-one".