1144311422 has 8 divisors (see below), whose sum is σ = 1722994416. Its totient is φ = 569979952.

The previous prime is 1144311409. The next prime is 1144311439. The reversal of 1144311422 is 2241134411.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1087223 + ... + 1088274.

It is an arithmetic number, because the mean of its divisors is an integer number (215374302).

Almost surely, 2^1144311422 is an apocalyptic number.

1144311422 is a deficient number, since it is larger than the sum of its proper divisors (578682994).

1144311422 is a wasteful number, since it uses less digits than its factorization.

1144311422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175762.

The product of its digits is 768, while the sum is 23.

The square root of 1144311422 is about 33827.6724295361. The cubic root of 1144311422 is about 1045.9592001751.

Adding to 1144311422 its reverse (2241134411), we get a palindrome (3385445833).

The spelling of 1144311422 in words is "one billion, one hundred forty-four million, three hundred eleven thousand, four hundred twenty-two".