1072204322647 has 2 divisors, whose sum is σ = 1072204322648. Its totient is φ = 1072204322646.

The previous prime is 1072204322599. The next prime is 1072204322701. The reversal of 1072204322647 is 7462234022701.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1072204322647 - 2³⁵ = 1037844584279 is a prime.

It is a super-2 number, since 2×1072204322647² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072204322947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536102161323 + 536102161324.

It is an arithmetic number, because the mean of its divisors is an integer number (536102161324).

Almost surely, 2^{1072204322647} is an apocalyptic number.

1072204322647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072204322647 is an equidigital number, since it uses as much as digits as its factorization.

1072204322647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 1072204322647 in words is "one trillion, seventy-two billion, two hundred four million, three hundred twenty-two thousand, six hundred forty-seven".