1002020004737 has 2 divisors, whose sum is σ = 1002020004738. Its totient is φ = 1002020004736.

The previous prime is 1002020004709. The next prime is 1002020004773. The reversal of 1002020004737 is 7374000202001.

Together with next prime (1002020004773) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 871056356416 + 130963648321 = 933304^2 + 361889^2 .

It is an emirp because it is prime and its reverse (7374000202001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1002020004737 - 2²⁰ = 1002018956161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002020006737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501010002368 + 501010002369.

It is an arithmetic number, because the mean of its divisors is an integer number (501010002369).

Almost surely, 2^{1002020004737} is an apocalyptic number.

It is an amenable number.

1002020004737 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002020004737 is an equidigital number, since it uses as much as digits as its factorization.

1002020004737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 26.

Adding to 1002020004737 its reverse (7374000202001), we get a palindrome (8376020206738).

The spelling of 1002020004737 in words is "one trillion, two billion, twenty million, four thousand, seven hundred thirty-seven".