1314811986 has 8 divisors (see below), whose sum is σ = 2629623984. Its totient is φ = 438270660.

The previous prime is 1314811963. The next prime is 1314811987. The reversal of 1314811986 is 6891184131.

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

1314811986 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1314811987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109567660 + ... + 109567671.

It is an arithmetic number, because the mean of its divisors is an integer number (328702998).

Almost surely, 2^1314811986 is an apocalyptic number.

1314811986 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.

1314811986 is a wasteful number, since it uses less digits than its factorization.

1314811986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219135336.

The product of its digits is 41472, while the sum is 42.

The square root of 1314811986 is about 36260.3362642985. The cubic root of 1314811986 is about 1095.5222895698.

The spelling of 1314811986 in words is "one billion, three hundred fourteen million, eight hundred eleven thousand, nine hundred eighty-six".