3635116493 has 2 divisors, whose sum is σ = 3635116494. Its totient is φ = 3635116492.

The previous prime is 3635116439. The next prime is 3635116517. The reversal of 3635116493 is 3946115363.

Together with previous prime (3635116439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3477814729 + 157301764 = 58973^2 + 12542^2 .

It is a cyclic number.

It is not a de Polignac number, because 3635116493 - 2²² = 3630922189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3635116493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3635119493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1817558246 + 1817558247.

It is an arithmetic number, because the mean of its divisors is an integer number (1817558247).

Almost surely, 2^3635116493 is an apocalyptic number.

It is an amenable number.

3635116493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3635116493 is an equidigital number, since it uses as much as digits as its factorization.

3635116493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 41.

The square root of 3635116493 is about 60291.9272622795. The cubic root of 3635116493 is about 1537.5861003449.

The spelling of 3635116493 in words is "three billion, six hundred thirty-five million, one hundred sixteen thousand, four hundred ninety-three".