1055161056647 has 2 divisors, whose sum is σ = 1055161056648. Its totient is φ = 1055161056646.

The previous prime is 1055161056641. The next prime is 1055161056659. The reversal of 1055161056647 is 7466501615501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1055161056647 - 2¹⁸ = 1055160794503 is a prime.

It is a super-2 number, since 2×1055161056647² (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 (1055161056641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527580528323 + 527580528324.

It is an arithmetic number, because the mean of its divisors is an integer number (527580528324).

Almost surely, 2^{1055161056647} is an apocalyptic number.

1055161056647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055161056647 is an equidigital number, since it uses as much as digits as its factorization.

1055161056647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756000, while the sum is 47.

The spelling of 1055161056647 in words is "one trillion, fifty-five billion, one hundred sixty-one million, fifty-six thousand, six hundred forty-seven".