1150128825 has 12 divisors (see below), whose sum is σ = 1901546448. Its totient is φ = 613402000.

The previous prime is 1150128817. The next prime is 1150128827. The reversal of 1150128825 is 5288210511.

It is not a de Polignac number, because 1150128825 - 2³ = 1150128817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150128827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7667451 + ... + 7667600.

It is an arithmetic number, because the mean of its divisors is an integer number (158462204).

Almost surely, 2^1150128825 is an apocalyptic number.

1150128825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1150128825 is a deficient number, since it is larger than the sum of its proper divisors (751417623).

1150128825 is a wasteful number, since it uses less digits than its factorization.

1150128825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15335064 (or 15335059 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 33.

The square root of 1150128825 is about 33913.5492834354. The cubic root of 1150128825 is about 1047.7286730462.

The spelling of 1150128825 in words is "one billion, one hundred fifty million, one hundred twenty-eight thousand, eight hundred twenty-five".