1004410542521 has 2 divisors, whose sum is σ = 1004410542522. Its totient is φ = 1004410542520.

The previous prime is 1004410542467. The next prime is 1004410542529. The reversal of 1004410542521 is 1252450144001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 588173955625 + 416236586896 = 766925^2 + 645164^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004410542521 - 2²² = 1004406348217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1004410542529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502205271260 + 502205271261.

It is an arithmetic number, because the mean of its divisors is an integer number (502205271261).

Almost surely, 2^{1004410542521} is an apocalyptic number.

It is an amenable number.

1004410542521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004410542521 is an equidigital number, since it uses as much as digits as its factorization.

1004410542521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 1004410542521 its reverse (1252450144001), we get a palindrome (2256860686522).

The spelling of 1004410542521 in words is "one trillion, four billion, four hundred ten million, five hundred forty-two thousand, five hundred twenty-one".