1143876768 has 48 divisors (see below), whose sum is σ = 3033656640. Its totient is φ = 377358336.

The previous prime is 1143876761. The next prime is 1143876823. The reversal of 1143876768 is 8676783411.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 1143876768.

It is not an unprimeable number, because it can be changed into a prime (1143876761) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 52108 + ... + 70731.

It is an arithmetic number, because the mean of its divisors is an integer number (63201180).

Almost surely, 2^1143876768 is an apocalyptic number.

It is an amenable number.

1143876768 is an abundant number, since it is smaller than the sum of its proper divisors (1889779872).

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

1143876768 is a wasteful number, since it uses less digits than its factorization.

1143876768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122949 (or 122941 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 51.

The square root of 1143876768 is about 33821.2472862844. The cubic root of 1143876768 is about 1045.8267514041.

The spelling of 1143876768 in words is "one billion, one hundred forty-three million, eight hundred seventy-six thousand, seven hundred sixty-eight".