1047570673021 has 2 divisors, whose sum is σ = 1047570673022. Its totient is φ = 1047570673020.

The previous prime is 1047570673013. The next prime is 1047570673159. The reversal of 1047570673021 is 1203760757401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 599555976100 + 448014696921 = 774310^2 + 669339^2 .

It is an emirp because it is prime and its reverse (1203760757401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1047570673021 - 2³ = 1047570673013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047570670021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523785336510 + 523785336511.

It is an arithmetic number, because the mean of its divisors is an integer number (523785336511).

Almost surely, 2^{1047570673021} is an apocalyptic number.

It is an amenable number.

1047570673021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047570673021 is an equidigital number, since it uses as much as digits as its factorization.

1047570673021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 246960, while the sum is 43.

The spelling of 1047570673021 in words is "one trillion, forty-seven billion, five hundred seventy million, six hundred seventy-three thousand, twenty-one".