1153550233 has 12 divisors (see below), whose sum is σ = 1273667584. Its totient is φ = 1043955000.

The previous prime is 1153550191. The next prime is 1153550239. The reversal of 1153550233 is 3320553511.

It is not a de Polignac number, because 1153550233 - 2⁹ = 1153549721 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1153550239) 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, 5608 + ... + 48358.

Almost surely, 2^1153550233 is an apocalyptic number.

It is an amenable number.

1153550233 is a deficient number, since it is larger than the sum of its proper divisors (120117351).

1153550233 is a wasteful number, since it uses less digits than its factorization.

1153550233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42996 (or 42985 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 1153550233 is about 33963.9549081081. The cubic root of 1153550233 is about 1048.7665737428.

The spelling of 1153550233 in words is "one billion, one hundred fifty-three million, five hundred fifty thousand, two hundred thirty-three".