5165156617 has 2 divisors, whose sum is σ = 5165156618. Its totient is φ = 5165156616.

The previous prime is 5165156609. The next prime is 5165156627. The reversal of 5165156617 is 7166515615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3057979401 + 2107177216 = 55299^2 + 45904^2 .

It is a cyclic number.

It is not a de Polignac number, because 5165156617 - 2³ = 5165156609 is a prime.

It is not a weakly prime, because it can be changed into another prime (5165156627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582578308 + 2582578309.

It is an arithmetic number, because the mean of its divisors is an integer number (2582578309).

Almost surely, 2^5165156617 is an apocalyptic number.

It is an amenable number.

5165156617 is a deficient number, since it is larger than the sum of its proper divisors (1).

5165156617 is an equidigital number, since it uses as much as digits as its factorization.

5165156617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 43.

The square root of 5165156617 is about 71869.0240437422. The cubic root of 5165156617 is about 1728.5999584283.

The spelling of 5165156617 in words is "five billion, one hundred sixty-five million, one hundred fifty-six thousand, six hundred seventeen".