5206061161997 has 2 divisors, whose sum is σ = 5206061161998. Its totient is φ = 5206061161996.

The previous prime is 5206061161967. The next prime is 5206061162023. The reversal of 5206061161997 is 7991611606025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5201597051401 + 4464110596 = 2280701^2 + 66814^2 .

It is a cyclic number.

It is not a de Polignac number, because 5206061161997 - 2¹⁶ = 5206061096461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5206061161907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2603030580998 + 2603030580999.

It is an arithmetic number, because the mean of its divisors is an integer number (2603030580999).

Almost surely, 2^{5206061161997} is an apocalyptic number.

It is an amenable number.

5206061161997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5206061161997 is an equidigital number, since it uses as much as digits as its factorization.

5206061161997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 53.

The spelling of 5206061161997 in words is "five trillion, two hundred six billion, sixty-one million, one hundred sixty-one thousand, nine hundred ninety-seven".