1366000004 has 6 divisors (see below), whose sum is σ = 2390500014. Its totient is φ = 683000000.

The previous prime is 1365999989. The next prime is 1366000019. The reversal of 1366000004 is 4000006631.

It is an interprime number because it is at equal distance from previous prime (1365999989) and next prime (1366000019).

It can be written as a sum of positive squares in only one way, i.e., 803835904 + 562164100 = 28352^2 + 23710^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1366000004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170749997 + ... + 170750004.

It is an arithmetic number, because the mean of its divisors is an integer number (398416669).

Almost surely, 2^1366000004 is an apocalyptic number.

It is an amenable number.

1366000004 is a deficient number, since it is larger than the sum of its proper divisors (1024500010).

1366000004 is a wasteful number, since it uses less digits than its factorization.

1366000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341500005 (or 341500003 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1366000004 is about 36959.4372792660. The cubic root of 1366000004 is about 1109.5585734954.

Adding to 1366000004 its reverse (4000006631), we get a palindrome (5366006635).

The spelling of 1366000004 in words is "one billion, three hundred sixty-six million, four", and thus it is an aban number.