1143066712 has 8 divisors (see below), whose sum is σ = 2143250100. Its totient is φ = 571533352.

The previous prime is 1143066709. The next prime is 1143066713. The reversal of 1143066712 is 2176603411.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143066713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71441662 + ... + 71441677.

Almost surely, 2^1143066712 is an apocalyptic number.

It is an amenable number.

1143066712 is a deficient number, since it is larger than the sum of its proper divisors (1000183388).

1143066712 is a wasteful number, since it uses less digits than its factorization.

1143066712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142883345 (or 142883341 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1143066712 is about 33809.2696164824. The cubic root of 1143066712 is about 1045.5798197070.

The spelling of 1143066712 in words is "one billion, one hundred forty-three million, sixty-six thousand, seven hundred twelve".