5161670609 has 2 divisors, whose sum is σ = 5161670610. Its totient is φ = 5161670608.

The previous prime is 5161670561. The next prime is 5161670617. The reversal of 5161670609 is 9060761615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3019832209 + 2141838400 = 54953^2 + 46280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5161670609 is a prime.

It is not a weakly prime, because it can be changed into another prime (5161670699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580835304 + 2580835305.

It is an arithmetic number, because the mean of its divisors is an integer number (2580835305).

Almost surely, 2^5161670609 is an apocalyptic number.

It is an amenable number.

5161670609 is a deficient number, since it is larger than the sum of its proper divisors (1).

5161670609 is an equidigital number, since it uses as much as digits as its factorization.

5161670609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 5161670609 is about 71844.7674434262. The cubic root of 5161670609 is about 1728.2109886522.

The spelling of 5161670609 in words is "five billion, one hundred sixty-one million, six hundred seventy thousand, six hundred nine".