1004252818853 has 2 divisors, whose sum is σ = 1004252818854. Its totient is φ = 1004252818852.

The previous prime is 1004252818847. The next prime is 1004252818873. The reversal of 1004252818853 is 3588182524001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 699325770049 + 304927048804 = 836257^2 + 552202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004252818853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004252818798 and 1004252818807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004252818813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502126409426 + 502126409427.

It is an arithmetic number, because the mean of its divisors is an integer number (502126409427).

Almost surely, 2^{1004252818853} is an apocalyptic number.

It is an amenable number.

1004252818853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004252818853 is an equidigital number, since it uses as much as digits as its factorization.

1004252818853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 614400, while the sum is 47.

The spelling of 1004252818853 in words is "one trillion, four billion, two hundred fifty-two million, eight hundred eighteen thousand, eight hundred fifty-three".