1004645400001 has 2 divisors, whose sum is σ = 1004645400002. Its totient is φ = 1004645400000.

The previous prime is 1004645399993. The next prime is 1004645400007. The reversal of 1004645400001 is 1000045464001.

1004645400001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 993857461776 + 10787938225 = 996924^2 + 103865^2 .

It is an emirp because it is prime and its reverse (1000045464001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1004645400001 - 2³ = 1004645399993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1004645400007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502322700000 + 502322700001.

It is an arithmetic number, because the mean of its divisors is an integer number (502322700001).

Almost surely, 2^{1004645400001} is an apocalyptic number.

It is an amenable number.

1004645400001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004645400001 is an equidigital number, since it uses as much as digits as its factorization.

1004645400001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 1004645400001 in words is "one trillion, four billion, six hundred forty-five million, four hundred thousand, one".