1378364318 has 8 divisors (see below), whose sum is σ = 2189166912. Its totient is φ = 648642016.

The previous prime is 1378364303. The next prime is 1378364321. The reversal of 1378364318 is 8134638731.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20270030 + ... + 20270097.

It is an arithmetic number, because the mean of its divisors is an integer number (273645864).

Almost surely, 2^1378364318 is an apocalyptic number.

1378364318 is a deficient number, since it is larger than the sum of its proper divisors (810802594).

1378364318 is a wasteful number, since it uses less digits than its factorization.

1378364318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40540146.

The product of its digits is 290304, while the sum is 44.

The square root of 1378364318 is about 37126.3291748592. The cubic root of 1378364318 is about 1112.8962370576.

The spelling of 1378364318 in words is "one billion, three hundred seventy-eight million, three hundred sixty-four thousand, three hundred eighteen".