1386321017 has 8 divisors (see below), whose sum is σ = 1435506240. Its totient is φ = 1337227920.

The previous prime is 1386320939. The next prime is 1386321037. The reversal of 1386321017 is 7101236831.

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

It is a cyclic number.

It is not a de Polignac number, because 1386321017 - 2³⁰ = 312579193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1386321037) 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, 8342 + ... + 53312.

It is an arithmetic number, because the mean of its divisors is an integer number (179438280).

Almost surely, 2^1386321017 is an apocalyptic number.

It is an amenable number.

1386321017 is a deficient number, since it is larger than the sum of its proper divisors (49185223).

1386321017 is a wasteful number, since it uses less digits than its factorization.

1386321017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46063.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1386321017 is about 37233.3320695315. The cubic root of 1386321017 is about 1115.0335520479.

Adding to 1386321017 its reverse (7101236831), we get a palindrome (8487557848).

The spelling of 1386321017 in words is "one billion, three hundred eighty-six million, three hundred twenty-one thousand, seventeen".