1208243312 has 20 divisors (see below), whose sum is σ = 2478676176. Its totient is φ = 568584960.

The previous prime is 1208243299. The next prime is 1208243317. The reversal of 1208243312 is 2133428021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1208243317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2220764 + ... + 2221307.

Almost surely, 2^1208243312 is an apocalyptic number.

It is an amenable number.

1208243312 is an abundant number, since it is smaller than the sum of its proper divisors (1270432864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1208243312 is a wasteful number, since it uses less digits than its factorization.

1208243312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4442096 (or 4442090 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1208243312 is about 34759.7944758021. The cubic root of 1208243312 is about 1065.0863036293.

The spelling of 1208243312 in words is "one billion, two hundred eight million, two hundred forty-three thousand, three hundred twelve".