1144300523 has 4 divisors (see below), whose sum is σ = 1144432368. Its totient is φ = 1144168680.

The previous prime is 1144300511. The next prime is 1144300603. The reversal of 1144300523 is 3250034411.

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 1144300523 - 2⁶ = 1144300459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144305523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51911 + ... + 70592.

It is an arithmetic number, because the mean of its divisors is an integer number (286108092).

Almost surely, 2^1144300523 is an apocalyptic number.

1144300523 is a deficient number, since it is larger than the sum of its proper divisors (131845).

1144300523 is an equidigital number, since it uses as much as digits as its factorization.

1144300523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131844.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1144300523 is about 33827.5113332329. The cubic root of 1144300523 is about 1045.9558794167.

Adding to 1144300523 its reverse (3250034411), we get a palindrome (4394334934).

The spelling of 1144300523 in words is "one billion, one hundred forty-four million, three hundred thousand, five hundred twenty-three".