1153030045523 has 4 divisors (see below), whose sum is σ = 1153902893208. Its totient is φ = 1152157197840.

The previous prime is 1153030045463. The next prime is 1153030045561. The reversal of 1153030045523 is 3255400303511.

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

It is a cyclic number.

It is not a de Polignac number, because 1153030045523 - 2¹⁶ = 1153029979987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153030045523.

It is not an unprimeable number, because it can be changed into a prime (1153030035523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436421861 + ... + 436424502.

It is an arithmetic number, because the mean of its divisors is an integer number (288475723302).

Almost surely, 2^{1153030045523} is an apocalyptic number.

1153030045523 is a deficient number, since it is larger than the sum of its proper divisors (872847685).

1153030045523 is an equidigital number, since it uses as much as digits as its factorization.

1153030045523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872847684.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 1153030045523 in words is "one trillion, one hundred fifty-three billion, thirty million, forty-five thousand, five hundred twenty-three".