1153033012 has 24 divisors (see below), whose sum is σ = 2149610400. Its totient is φ = 539590176.

The previous prime is 1153033009. The next prime is 1153033019. The reversal of 1153033012 is 2103303511.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153033019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85087 + ... + 97702.

It is an arithmetic number, because the mean of its divisors is an integer number (89567100).

Almost surely, 2^1153033012 is an apocalyptic number.

It is an amenable number.

1153033012 is a deficient number, since it is larger than the sum of its proper divisors (996577388).

1153033012 is a wasteful number, since it uses less digits than its factorization.

1153033012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182895 (or 182893 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 1153033012 is about 33956.3397909728. The cubic root of 1153033012 is about 1048.6098040380.

Adding to 1153033012 its reverse (2103303511), we get a palindrome (3256336523).

The spelling of 1153033012 in words is "one billion, one hundred fifty-three million, thirty-three thousand, twelve".