1660772007053 has 2 divisors, whose sum is σ = 1660772007054. Its totient is φ = 1660772007052.

The previous prime is 1660772007029. The next prime is 1660772007073. The reversal of 1660772007053 is 3507002770661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1645057629604 + 15714377449 = 1282598^2 + 125357^2 .

It is a cyclic number.

It is not a de Polignac number, because 1660772007053 - 2³⁰ = 1659698265229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1660772006995 and 1660772007013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1660772007023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 830386003526 + 830386003527.

It is an arithmetic number, because the mean of its divisors is an integer number (830386003527).

Almost surely, 2^{1660772007053} is an apocalyptic number.

It is an amenable number.

1660772007053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1660772007053 is an equidigital number, since it uses as much as digits as its factorization.

1660772007053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 1660772007053 in words is "one trillion, six hundred sixty billion, seven hundred seventy-two million, seven thousand, fifty-three".