1021104003937 has 2 divisors, whose sum is σ = 1021104003938. Its totient is φ = 1021104003936.

The previous prime is 1021104003923. The next prime is 1021104003973. The reversal of 1021104003937 is 7393004011201.

Together with next prime (1021104003973) 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., 663949558561 + 357154445376 = 814831^2 + 597624^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021104003937 - 2¹¹ = 1021104001889 is a prime.

It is a super-2 number, since 2×1021104003937² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021104003899 and 1021104003908.

It is not a weakly prime, because it can be changed into another prime (1021104003917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510552001968 + 510552001969.

It is an arithmetic number, because the mean of its divisors is an integer number (510552001969).

Almost surely, 2^{1021104003937} is an apocalyptic number.

It is an amenable number.

1021104003937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021104003937 is an equidigital number, since it uses as much as digits as its factorization.

1021104003937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The spelling of 1021104003937 in words is "one trillion, twenty-one billion, one hundred four million, three thousand, nine hundred thirty-seven".