1306553322 has 8 divisors (see below), whose sum is σ = 2613106656. Its totient is φ = 435517772.

The previous prime is 1306553299. The next prime is 1306553359. The reversal of 1306553322 is 2233556031.

It is a sphenic number, since it is the product of 3 distinct primes.

1306553322 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1306553322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108879438 + ... + 108879449.

It is an arithmetic number, because the mean of its divisors is an integer number (326638332).

Almost surely, 2^1306553322 is an apocalyptic number.

1306553322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306553322 is a wasteful number, since it uses less digits than its factorization.

1306553322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217758892.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 1306553322 is about 36146.2767377222. The cubic root of 1306553322 is about 1093.2237200697.

The spelling of 1306553322 in words is "one billion, three hundred six million, five hundred fifty-three thousand, three hundred twenty-two".