1363805368 has 32 divisors (see below), whose sum is σ = 2615247360. Its totient is φ = 666563040.

The previous prime is 1363805363. The next prime is 1363805383. The reversal of 1363805368 is 8635083631.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363805363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60505 + ... + 79927.

It is an arithmetic number, because the mean of its divisors is an integer number (81726480).

Almost surely, 2^1363805368 is an apocalyptic number.

It is an amenable number.

1363805368 is a deficient number, since it is larger than the sum of its proper divisors (1251441992).

1363805368 is a wasteful number, since it uses less digits than its factorization.

1363805368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19627 (or 19623 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 1363805368 is about 36929.7355528035. The cubic root of 1363805368 is about 1108.9640438652.

Adding to 1363805368 its reverse (8635083631), we get a palindrome (9998888999).

The spelling of 1363805368 in words is "one billion, three hundred sixty-three million, eight hundred five thousand, three hundred sixty-eight".