1364443387 has 8 divisors (see below), whose sum is σ = 1402288272. Its totient is φ = 1326816000.

The previous prime is 1364443373. The next prime is 1364443403. The reversal of 1364443387 is 7833444631.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1364443387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1364443357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41614 + ... + 66787.

It is an arithmetic number, because the mean of its divisors is an integer number (175286034).

Almost surely, 2^1364443387 is an apocalyptic number.

1364443387 is a deficient number, since it is larger than the sum of its proper divisors (37844885).

1364443387 is a wasteful number, since it uses less digits than its factorization.

1364443387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108749.

The product of its digits is 580608, while the sum is 43.

The square root of 1364443387 is about 36938.3728255591. The cubic root of 1364443387 is about 1109.1369497262.

The spelling of 1364443387 in words is "one billion, three hundred sixty-four million, four hundred forty-three thousand, three hundred eighty-seven".