1316360666 has 8 divisors (see below), whose sum is σ = 1978317984. Its totient is φ = 656921340.

The previous prime is 1316360621. The next prime is 1316360671. The reversal of 1316360666 is 6660636131.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 628190 + ... + 630281.

It is an arithmetic number, because the mean of its divisors is an integer number (247289748).

Almost surely, 2^1316360666 is an apocalyptic number.

1316360666 is a deficient number, since it is larger than the sum of its proper divisors (661957318).

1316360666 is a wasteful number, since it uses less digits than its factorization.

1316360666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258996.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 1316360666 is about 36281.6849939470. The cubic root of 1316360666 is about 1095.9522490829.

Adding to 1316360666 its reverse (6660636131), we get a palindrome (7976996797).

The spelling of 1316360666 in words is "one billion, three hundred sixteen million, three hundred sixty thousand, six hundred sixty-six".