1143064952 has 16 divisors (see below), whose sum is σ = 2172607440. Its totient is φ = 563702976.

The previous prime is 1143064933. The next prime is 1143064963. The reversal of 1143064952 is 2594603411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978068 + ... + 979235.

It is an arithmetic number, because the mean of its divisors is an integer number (135787965).

Almost surely, 2^1143064952 is an apocalyptic number.

It is an amenable number.

1143064952 is a deficient number, since it is larger than the sum of its proper divisors (1029542488).

1143064952 is a wasteful number, since it uses less digits than its factorization.

1143064952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957382 (or 1957378 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1143064952 is about 33809.2435881077. The cubic root of 1143064952 is about 1045.5792830742.

The spelling of 1143064952 in words is "one billion, one hundred forty-three million, sixty-four thousand, nine hundred fifty-two".