1152099128 has 16 divisors (see below), whose sum is σ = 2229869760. Its totient is φ = 557467200.

The previous prime is 1152099119. The next prime is 1152099191. The reversal of 1152099128 is 8219902511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1152099091 and 1152099100.

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, 2322533 + ... + 2323028.

It is an arithmetic number, because the mean of its divisors is an integer number (139366860).

Almost surely, 2^1152099128 is an apocalyptic number.

It is an amenable number.

1152099128 is a deficient number, since it is larger than the sum of its proper divisors (1077770632).

1152099128 is a wasteful number, since it uses less digits than its factorization.

1152099128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4645598 (or 4645594 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 38.

The square root of 1152099128 is about 33942.5857588959. The cubic root of 1152099128 is about 1048.3266249754.

The spelling of 1152099128 in words is "one billion, one hundred fifty-two million, ninety-nine thousand, one hundred twenty-eight".