1153227825 has 36 divisors (see below), whose sum is σ = 2068202448. Its totient is φ = 614268000.

The previous prime is 1153227821. The next prime is 1153227841. The reversal of 1153227825 is 5287223511.

It is not a de Polignac number, because 1153227825 - 2² = 1153227821 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153227825.

It is not an unprimeable number, because it can be changed into a prime (1153227821) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 201250 + ... + 206900.

It is an arithmetic number, because the mean of its divisors is an integer number (57450068).

Almost surely, 2^1153227825 is an apocalyptic number.

1153227825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1153227825 is a deficient number, since it is larger than the sum of its proper divisors (914974623).

1153227825 is a wasteful number, since it uses less digits than its factorization.

1153227825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6574 (or 6566 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 1153227825 is about 33959.2082504878. The cubic root of 1153227825 is about 1048.6688573682.

The spelling of 1153227825 in words is "one billion, one hundred fifty-three million, two hundred twenty-seven thousand, eight hundred twenty-five".