1125153233 has 4 divisors (see below), whose sum is σ = 1127826228. Its totient is φ = 1122480240.

The previous prime is 1125153221. The next prime is 1125153269. The reversal of 1125153233 is 3323515211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34304449 + 1090848784 = 5857^2 + 33028^2 .

It is a cyclic number.

It is not a de Polignac number, because 1125153233 - 2²² = 1120958929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125153203) 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 3 ways as a sum of consecutive naturals, for example, 1335866 + ... + 1336707.

It is an arithmetic number, because the mean of its divisors is an integer number (281956557).

Almost surely, 2^1125153233 is an apocalyptic number.

It is an amenable number.

1125153233 is a deficient number, since it is larger than the sum of its proper divisors (2672995).

1125153233 is an equidigital number, since it uses as much as digits as its factorization.

1125153233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672994.

The product of its digits is 2700, while the sum is 26.

The square root of 1125153233 is about 33543.3038474149. The cubic root of 1125153233 is about 1040.0891297503.

Adding to 1125153233 its reverse (3323515211), we get a palindrome (4448668444).

The spelling of 1125153233 in words is "one billion, one hundred twenty-five million, one hundred fifty-three thousand, two hundred thirty-three".