1154422244 has 12 divisors (see below), whose sum is σ = 2034774000. Its totient is φ = 573058248.

The previous prime is 1154422229. The next prime is 1154422259. The reversal of 1154422244 is 4422244511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1154422229) and next prime (1154422259).

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, 1037594 + ... + 1038705.

It is an arithmetic number, because the mean of its divisors is an integer number (169564500).

Almost surely, 2^1154422244 is an apocalyptic number.

It is an amenable number.

1154422244 is a deficient number, since it is larger than the sum of its proper divisors (880351756).

1154422244 is a wasteful number, since it uses less digits than its factorization.

1154422244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076442 (or 2076440 counting only the distinct ones).

The product of its digits is 10240, while the sum is 29.

The square root of 1154422244 is about 33976.7897836155. The cubic root of 1154422244 is about 1049.0307742419.

Adding to 1154422244 its reverse (4422244511), we get a palindrome (5576666755).

The spelling of 1154422244 in words is "one billion, one hundred fifty-four million, four hundred twenty-two thousand, two hundred forty-four".