1153504233 has 24 divisors (see below), whose sum is σ = 1974726208. Its totient is φ = 659144304.

The previous prime is 1153504207. The next prime is 1153504241. The reversal of 1153504233 is 3324053511.

1153504233 is a `hidden beast` number, since 1 + 153 + 504 + 2 + 3 + 3 = 666.

It is not a de Polignac number, because 1153504233 - 2¹² = 1153500137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1153504197 and 1153504206.

It is not an unprimeable number, because it can be changed into a prime (1153504273) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 337366 + ... + 340767.

Almost surely, 2^1153504233 is an apocalyptic number.

It is an amenable number.

1153504233 is a deficient number, since it is larger than the sum of its proper divisors (821221975).

1153504233 is an frugal number, since it uses more digits than its factorization.

1153504233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678155 (or 678143 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1153504233 is about 33963.2777128474. The cubic root of 1153504233 is about 1048.7526330398.

Adding to 1153504233 its reverse (3324053511), we get a palindrome (4477557744).

The spelling of 1153504233 in words is "one billion, one hundred fifty-three million, five hundred four thousand, two hundred thirty-three".