1125153452 has 12 divisors (see below), whose sum is σ = 1984523520. Its totient is φ = 558146736.

The previous prime is 1125153451. The next prime is 1125153473. The reversal of 1125153452 is 2543515211.

It is not an unprimeable number, because it can be changed into a prime (1125153451) 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, 1106927 + ... + 1107942.

It is an arithmetic number, because the mean of its divisors is an integer number (165376960).

Almost surely, 2^1125153452 is an apocalyptic number.

It is an amenable number.

1125153452 is a deficient number, since it is larger than the sum of its proper divisors (859370068).

1125153452 is a wasteful number, since it uses less digits than its factorization.

1125153452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215000 (or 2214998 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 1125153452 is about 33543.3071118517. The cubic root of 1125153452 is about 1040.0891972313.

Adding to 1125153452 its reverse (2543515211), we get a palindrome (3668668663).

The spelling of 1125153452 in words is "one billion, one hundred twenty-five million, one hundred fifty-three thousand, four hundred fifty-two".