1368173836 has 6 divisors (see below), whose sum is σ = 2394304220. Its totient is φ = 684086916.

The previous prime is 1368173789. The next prime is 1368173857. The reversal of 1368173836 is 6383718631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171021726 + ... + 171021733.

Almost surely, 2^1368173836 is an apocalyptic number.

It is an amenable number.

1368173836 is a deficient number, since it is larger than the sum of its proper divisors (1026130384).

1368173836 is a wasteful number, since it uses less digits than its factorization.

1368173836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342043463 (or 342043461 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 1368173836 is about 36988.8339367437. The cubic root of 1368173836 is about 1110.1468398657.

The spelling of 1368173836 in words is "one billion, three hundred sixty-eight million, one hundred seventy-three thousand, eight hundred thirty-six".