1143068764 has 12 divisors (see below), whose sum is σ = 2042931744. Its totient is φ = 559373984.

The previous prime is 1143068749. The next prime is 1143068767. The reversal of 1143068764 is 4678603411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143068767) 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, 3039889 + ... + 3040264.

It is an arithmetic number, because the mean of its divisors is an integer number (170244312).

Almost surely, 2^1143068764 is an apocalyptic number.

It is an amenable number.

1143068764 is a deficient number, since it is larger than the sum of its proper divisors (899862980).

1143068764 is a wasteful number, since it uses less digits than its factorization.

1143068764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6080204 (or 6080202 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 1143068764 is about 33809.2999631758. The cubic root of 1143068764 is about 1045.5804453714.

The spelling of 1143068764 in words is "one billion, one hundred forty-three million, sixty-eight thousand, seven hundred sixty-four".