1143793608 has 32 divisors (see below), whose sum is σ = 2951727360. Its totient is φ = 368965440.

The previous prime is 1143793601. The next prime is 1143793613. The reversal of 1143793608 is 8063973411.

It is a self number, because there is not a number n which added to its sum of digits gives 1143793608.

It is not an unprimeable number, because it can be changed into a prime (1143793601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767935 + ... + 769422.

It is an arithmetic number, because the mean of its divisors is an integer number (92241480).

Almost surely, 2^1143793608 is an apocalyptic number.

It is an amenable number.

1143793608 is an abundant number, since it is smaller than the sum of its proper divisors (1807933752).

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

1143793608 is a wasteful number, since it uses less digits than its factorization.

1143793608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537397 (or 1537393 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 1143793608 is about 33820.0178592502. The cubic root of 1143793608 is about 1045.8014068732.

The spelling of 1143793608 in words is "one billion, one hundred forty-three million, seven hundred ninety-three thousand, six hundred eight".