1142652668 has 24 divisors (see below), whose sum is σ = 2021065200. Its totient is φ = 565221888.

The previous prime is 1142652659. The next prime is 1142652683. The reversal of 1142652668 is 8662562411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358988 + ... + 362156.

It is an arithmetic number, because the mean of its divisors is an integer number (84211050).

Almost surely, 2^1142652668 is an apocalyptic number.

It is an amenable number.

1142652668 is a deficient number, since it is larger than the sum of its proper divisors (878412532).

1142652668 is a wasteful number, since it uses less digits than its factorization.

1142652668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109 (or 4107 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 1142652668 is about 33803.1458299372. The cubic root of 1142652668 is about 1045.4535604294.

The spelling of 1142652668 in words is "one billion, one hundred forty-two million, six hundred fifty-two thousand, six hundred sixty-eight".