1364387814 has 40 divisors (see below), whose sum is σ = 3069228888. Its totient is φ = 453012480.

The previous prime is 1364387747. The next prime is 1364387821. The reversal of 1364387814 is 4187834631.

1364387814 is a `hidden beast` number, since 136 + 438 + 7 + 81 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1364387814.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25249 + ... + 58019.

Almost surely, 2^1364387814 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1364387814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1534614444).

1364387814 is an abundant number, since it is smaller than the sum of its proper divisors (1704841074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1364387814 is a wasteful number, since it uses less digits than its factorization.

1364387814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33042 (or 33033 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 1364387814 is about 36937.6205784834. The cubic root of 1364387814 is about 1109.1218913503.

The spelling of 1364387814 in words is "one billion, three hundred sixty-four million, three hundred eighty-seven thousand, eight hundred fourteen".