1144347322 has 16 divisors (see below), whose sum is σ = 1763843112. Its totient is φ = 556416000.

The previous prime is 1144347301. The next prime is 1144347329. The reversal of 1144347322 is 2237434411.

It can be written as a sum of positive squares in 4 ways, for example, as 1137105841 + 7241481 = 33721^2 + 2691^2 .

It is not an unprimeable number, because it can be changed into a prime (1144347329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219498 + ... + 224650.

Almost surely, 2^1144347322 is an apocalyptic number.

1144347322 is a deficient number, since it is larger than the sum of its proper divisors (619495790).

1144347322 is a wasteful number, since it uses less digits than its factorization.

1144347322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8193.

The product of its digits is 16128, while the sum is 31.

The square root of 1144347322 is about 33828.2030560300. The cubic root of 1144347322 is about 1045.9701382065.

The spelling of 1144347322 in words is "one billion, one hundred forty-four million, three hundred forty-seven thousand, three hundred twenty-two".