1306216038 has 8 divisors (see below), whose sum is σ = 2612432088. Its totient is φ = 435405344.

The previous prime is 1306216013. The next prime is 1306216049. The reversal of 1306216038 is 8306126031.

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

1306216038 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1306215996 and 1306216014.

It is a congruent number.

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, 108851331 + ... + 108851342.

It is an arithmetic number, because the mean of its divisors is an integer number (326554011).

Almost surely, 2^1306216038 is an apocalyptic number.

1306216038 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.

1306216038 is a wasteful number, since it uses less digits than its factorization.

1306216038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217702678.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1306216038 is about 36141.6108938160. The cubic root of 1306216038 is about 1093.1296408369.

The spelling of 1306216038 in words is "one billion, three hundred six million, two hundred sixteen thousand, thirty-eight".