5193085561 has 2 divisors, whose sum is σ = 5193085562. Its totient is φ = 5193085560.

The previous prime is 5193085553. The next prime is 5193085603. The reversal of 5193085561 is 1655803915.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5152368400 + 40717161 = 71780^2 + 6381^2 .

It is a cyclic number.

It is not a de Polignac number, because 5193085561 - 2³ = 5193085553 is a prime.

It is not a weakly prime, because it can be changed into another prime (5193085501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2596542780 + 2596542781.

It is an arithmetic number, because the mean of its divisors is an integer number (2596542781).

Almost surely, 2^5193085561 is an apocalyptic number.

It is an amenable number.

5193085561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5193085561 is an equidigital number, since it uses as much as digits as its factorization.

5193085561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 43.

The square root of 5193085561 is about 72063.0665528466. The cubic root of 5193085561 is about 1731.7099780937.

The spelling of 5193085561 in words is "five billion, one hundred ninety-three million, eighty-five thousand, five hundred sixty-one".