1143925904 has 40 divisors (see below), whose sum is σ = 2474088672. Its totient is φ = 507870720.

The previous prime is 1143925889. The next prime is 1143925963. The reversal of 1143925904 is 4095293411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68009 + ... + 83144.

Almost surely, 2^1143925904 is an apocalyptic number.

It is an amenable number.

1143925904 is an abundant number, since it is smaller than the sum of its proper divisors (1330162768).

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

1143925904 is a wasteful number, since it uses less digits than its factorization.

1143925904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151215 (or 151209 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 1143925904 is about 33821.9736857564. The cubic root of 1143925904 is about 1045.8417259215.

The spelling of 1143925904 in words is "one billion, one hundred forty-three million, nine hundred twenty-five thousand, nine hundred four".