1368409204 has 6 divisors (see below), whose sum is σ = 2394716114. Its totient is φ = 684204600.

The previous prime is 1368409177. The next prime is 1368409247. The reversal of 1368409204 is 4029048631.

It can be written as a sum of positive squares in only one way, i.e., 1112089104 + 256320100 = 33348^2 + 16010^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171051147 + ... + 171051154.

Almost surely, 2^1368409204 is an apocalyptic number.

It is an amenable number.

1368409204 is a deficient number, since it is larger than the sum of its proper divisors (1026306910).

1368409204 is a wasteful number, since it uses less digits than its factorization.

1368409204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342102305 (or 342102303 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 1368409204 is about 36992.0154087338. The cubic root of 1368409204 is about 1110.2104960212.

The spelling of 1368409204 in words is "one billion, three hundred sixty-eight million, four hundred nine thousand, two hundred four".