1144232403 has 4 divisors (see below), whose sum is σ = 1525643208. Its totient is φ = 762821600.

The previous prime is 1144232399. The next prime is 1144232417. The reversal of 1144232403 is 3042324411.

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 1144232403 - 2² = 1144232399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144232503) 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, 190705398 + ... + 190705403.

It is an arithmetic number, because the mean of its divisors is an integer number (381410802).

Almost surely, 2^1144232403 is an apocalyptic number.

1144232403 is a deficient number, since it is larger than the sum of its proper divisors (381410805).

1144232403 is an equidigital number, since it uses as much as digits as its factorization.

1144232403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381410804.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1144232403 is about 33826.5044454788. The cubic root of 1144232403 is about 1045.9351238177.

Adding to 1144232403 its reverse (3042324411), we get a palindrome (4186556814).

The spelling of 1144232403 in words is "one billion, one hundred forty-four million, two hundred thirty-two thousand, four hundred three".