1002047046529 has 3 divisors (see below), whose sum is σ = 1002048047553. Its totient is φ = 1002046045506.

The previous prime is 1002047046527. The next prime is 1002047046593. The reversal of 1002047046529 is 9256407402001.

The square root of 1002047046529 is 1001023.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1002047046529 - 2¹ = 1002047046527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002047046491 and 1002047046500.

It is not an unprimeable number, because it can be changed into a prime (1002047046523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 500512 + ... + 1501534.

It is an arithmetic number, because the mean of its divisors is an integer number (334016015851).

Almost surely, 2^{1002047046529} is an apocalyptic number.

1002047046529 is the 1001023-rd square number.

1002047046529 is the 500512-nd centered octagonal number.

It is an amenable number.

1002047046529 is a deficient number, since it is larger than the sum of its proper divisors (1001024).

1002047046529 is an frugal number, since it uses more digits than its factorization.

1002047046529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002046 (or 1001023 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 1002047046529 in words is "one trillion, two billion, forty-seven million, forty-six thousand, five hundred twenty-nine".