5291155693 has 2 divisors, whose sum is σ = 5291155694. Its totient is φ = 5291155692.

The previous prime is 5291155673. The next prime is 5291155729. The reversal of 5291155693 is 3965511925.

5291155693 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4266963684 + 1024192009 = 65322^2 + 32003^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5291155693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5291155603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2645577846 + 2645577847.

It is an arithmetic number, because the mean of its divisors is an integer number (2645577847).

Almost surely, 2^5291155693 is an apocalyptic number.

It is an amenable number.

5291155693 is a deficient number, since it is larger than the sum of its proper divisors (1).

5291155693 is an equidigital number, since it uses as much as digits as its factorization.

5291155693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 364500, while the sum is 46.

The square root of 5291155693 is about 72740.3305807720. The cubic root of 5291155693 is about 1742.5430394323.

The spelling of 5291155693 in words is "five billion, two hundred ninety-one million, one hundred fifty-five thousand, six hundred ninety-three".