1153044530 has 16 divisors (see below), whose sum is σ = 2264160384. Its totient is φ = 419288880.

The previous prime is 1153044523. The next prime is 1153044539. The reversal of 1153044530 is 354403511.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153044530.

It is not an unprimeable number, because it can be changed into a prime (1153044539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5241002 + ... + 5241221.

It is an arithmetic number, because the mean of its divisors is an integer number (141510024).

Almost surely, 2^1153044530 is an apocalyptic number.

1153044530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1153044530 is a deficient number, since it is larger than the sum of its proper divisors (1111115854).

1153044530 is a wasteful number, since it uses less digits than its factorization.

1153044530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10482241.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1153044530 is about 33956.5093906897. The cubic root of 1153044530 is about 1048.6132956545.

The spelling of 1153044530 in words is "one billion, one hundred fifty-three million, forty-four thousand, five hundred thirty".