1144223015 has 8 divisors (see below), whose sum is σ = 1478688288. Its totient is φ = 844964640.

The previous prime is 1144223009. The next prime is 1144223023. The reversal of 1144223015 is 5103224411.

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

It is not a de Polignac number, because 1144223015 - 2⁸ = 1144222759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8801651 + ... + 8801780.

It is an arithmetic number, because the mean of its divisors is an integer number (184836036).

Almost surely, 2^1144223015 is an apocalyptic number.

1144223015 is a deficient number, since it is larger than the sum of its proper divisors (334465273).

1144223015 is a wasteful number, since it uses less digits than its factorization.

1144223015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17603449.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1144223015 is about 33826.3656782694. The cubic root of 1144223015 is about 1045.9322633073.

Adding to 1144223015 its reverse (5103224411), we get a palindrome (6247447426).

The spelling of 1144223015 in words is "one billion, one hundred forty-four million, two hundred twenty-three thousand, fifteen".