1144223302 has 4 divisors (see below), whose sum is σ = 1716334956. Its totient is φ = 572111650.

The previous prime is 1144223293. The next prime is 1144223303. The reversal of 1144223302 is 2033224411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2033224411 = 67 ⋅30346633.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144223303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286055824 + ... + 286055827.

It is an arithmetic number, because the mean of its divisors is an integer number (429083739).

Almost surely, 2^1144223302 is an apocalyptic number.

1144223302 is a deficient number, since it is larger than the sum of its proper divisors (572111654).

1144223302 is an equidigital number, since it uses as much as digits as its factorization.

1144223302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572111653.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1144223302 is about 33826.3699205221. The cubic root of 1144223302 is about 1045.9323507561.

Adding to 1144223302 its reverse (2033224411), we get a palindrome (3177447713).

The spelling of 1144223302 in words is "one billion, one hundred forty-four million, two hundred twenty-three thousand, three hundred two".