1366601204 has 12 divisors (see below), whose sum is σ = 2398446624. Its totient is φ = 681330744.

The previous prime is 1366601149. The next prime is 1366601207. The reversal of 1366601204 is 4021066631.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366601207) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 490904 + ... + 493679.

It is an arithmetic number, because the mean of its divisors is an integer number (199870552).

Almost surely, 2^1366601204 is an apocalyptic number.

It is an amenable number.

1366601204 is a deficient number, since it is larger than the sum of its proper divisors (1031845420).

1366601204 is a wasteful number, since it uses less digits than its factorization.

1366601204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984934 (or 984932 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1366601204 is about 36967.5696252810. The cubic root of 1366601204 is about 1109.7213281986.

Adding to 1366601204 its reverse (4021066631), we get a palindrome (5387667835).

The spelling of 1366601204 in words is "one billion, three hundred sixty-six million, six hundred one thousand, two hundred four".