1144503323 has 8 divisors (see below), whose sum is σ = 1207752720. Its totient is φ = 1081555200.

The previous prime is 1144503319. The next prime is 1144503329. The reversal of 1144503323 is 3233054411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1144503323 - 2² = 1144503319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1144503292 and 1144503301.

It is not an unprimeable number, because it can be changed into a prime (1144503329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67490 + ... + 82727.

It is an arithmetic number, because the mean of its divisors is an integer number (150969090).

Almost surely, 2^1144503323 is an apocalyptic number.

1144503323 is a deficient number, since it is larger than the sum of its proper divisors (63249397).

1144503323 is a wasteful number, since it uses less digits than its factorization.

1144503323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150637.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1144503323 is about 33830.5087605847. The cubic root of 1144503323 is about 1046.0176660186.

Adding to 1144503323 its reverse (3233054411), we get a palindrome (4377557734).

The spelling of 1144503323 in words is "one billion, one hundred forty-four million, five hundred three thousand, three hundred twenty-three".