1153030523 has 16 divisors (see below), whose sum is σ = 1256279040. Its totient is φ = 1054231200.

The previous prime is 1153030499. The next prime is 1153030573. The reversal of 1153030523 is 3250303511.

It is a cyclic number.

It is not a de Polignac number, because 1153030523 - 2¹⁰ = 1153029499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1153030573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231368 + ... + 236298.

It is an arithmetic number, because the mean of its divisors is an integer number (78517440).

Almost surely, 2^1153030523 is an apocalyptic number.

1153030523 is a deficient number, since it is larger than the sum of its proper divisors (103248517).

1153030523 is a wasteful number, since it uses less digits than its factorization.

1153030523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5378.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 1153030523 is about 33956.3031409487. The cubic root of 1153030523 is about 1048.6090495086.

The spelling of 1153030523 in words is "one billion, one hundred fifty-three million, thirty thousand, five hundred twenty-three".