1317245206 has 8 divisors (see below), whose sum is σ = 1980846000. Its totient is φ = 656963208.

The previous prime is 1317245197. The next prime is 1317245233. The reversal of 1317245206 is 6025427131.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828706 + ... + 830293.

It is an arithmetic number, because the mean of its divisors is an integer number (247605750).

Almost surely, 2^1317245206 is an apocalyptic number.

1317245206 is a deficient number, since it is larger than the sum of its proper divisors (663600794).

1317245206 is a wasteful number, since it uses less digits than its factorization.

1317245206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659398.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1317245206 is about 36293.8728437735. The cubic root of 1317245206 is about 1096.1976723353.

The spelling of 1317245206 in words is "one billion, three hundred seventeen million, two hundred forty-five thousand, two hundred six".