1391068914 has 8 divisors (see below), whose sum is σ = 2782137840. Its totient is φ = 463689636.

The previous prime is 1391068891. The next prime is 1391068993. The reversal of 1391068914 is 4198601931.

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

1391068914 is an admirable number.

It is a Curzon number.

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, 115922404 + ... + 115922415.

It is an arithmetic number, because the mean of its divisors is an integer number (347767230).

Almost surely, 2^1391068914 is an apocalyptic number.

1391068914 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.

1391068914 is a wasteful number, since it uses less digits than its factorization.

1391068914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231844824.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 1391068914 is about 37297.0362629526. The cubic root of 1391068914 is about 1116.3050305702.

The spelling of 1391068914 in words is "one billion, three hundred ninety-one million, sixty-eight thousand, nine hundred fourteen".