318196745 has 8 divisors (see below), whose sum is σ = 381936384. Its totient is φ = 254490544.

The previous prime is 318196727. The next prime is 318196751. The reversal of 318196745 is 547691813.

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

It is a cyclic number.

It is not a de Polignac number, because 318196745 - 2¹⁰ = 318195721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 318196696 and 318196705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23912 + ... + 34758.

It is an arithmetic number, because the mean of its divisors is an integer number (47742048).

Almost surely, 2^318196745 is an apocalyptic number.

It is an amenable number.

318196745 is a deficient number, since it is larger than the sum of its proper divisors (63739639).

318196745 is a wasteful number, since it uses less digits than its factorization.

318196745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16719.

The product of its digits is 181440, while the sum is 44.

The square root of 318196745 is about 17838.0701030128. The cubic root of 318196745 is about 682.7031566135.

The spelling of 318196745 in words is "three hundred eighteen million, one hundred ninety-six thousand, seven hundred forty-five".