1153044330 has 16 divisors (see below), whose sum is σ = 2767306464. Its totient is φ = 307478480.

The previous prime is 1153044311. The next prime is 1153044341. The reversal of 1153044330 is 334403511.

It is a happy number.

It is a super-2 number, since 2×1153044330² = 2659022453890297800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1153044330.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19217376 + ... + 19217435.

It is an arithmetic number, because the mean of its divisors is an integer number (172956654).

Almost surely, 2^1153044330 is an apocalyptic number.

1153044330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1153044330 is an abundant number, since it is smaller than the sum of its proper divisors (1614262134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153044330 is a wasteful number, since it uses less digits than its factorization.

1153044330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38434821.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1153044330 is about 33956.5064457462. The cubic root of 1153044330 is about 1048.6132350259.

Adding to 1153044330 its reverse (334403511), we get a palindrome (1487447841).

The spelling of 1153044330 in words is "one billion, one hundred fifty-three million, forty-four thousand, three hundred thirty".