6353694493 has 2 divisors, whose sum is σ = 6353694494. Its totient is φ = 6353694492.

The previous prime is 6353694469. The next prime is 6353694509. The reversal of 6353694493 is 3944963536.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4926214969 + 1427479524 = 70187^2 + 37782^2 .

It is a cyclic number.

It is not a de Polignac number, because 6353694493 - 2⁹ = 6353693981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6353694493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6353694433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3176847246 + 3176847247.

It is an arithmetic number, because the mean of its divisors is an integer number (3176847247).

Almost surely, 2^6353694493 is an apocalyptic number.

It is an amenable number.

6353694493 is a deficient number, since it is larger than the sum of its proper divisors (1).

6353694493 is an equidigital number, since it uses as much as digits as its factorization.

6353694493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6298560, while the sum is 52.

The square root of 6353694493 is about 79710.0651925464. The cubic root of 6353694493 is about 1852.1469589241.

The spelling of 6353694493 in words is "six billion, three hundred fifty-three million, six hundred ninety-four thousand, four hundred ninety-three".