1144333445 has 8 divisors (see below), whose sum is σ = 1373548536. Its totient is φ = 915234496.

The previous prime is 1144333429. The next prime is 1144333457. The reversal of 1144333445 is 5443334411.

It can be written as a sum of positive squares in 4 ways, for example, as 17455684 + 1126877761 = 4178^2 + 33569^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1144333445 - 2⁴ = 1144333429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5642 + ... + 48171.

It is an arithmetic number, because the mean of its divisors is an integer number (171693567).

Almost surely, 2^1144333445 is an apocalyptic number.

It is an amenable number.

1144333445 is a deficient number, since it is larger than the sum of its proper divisors (229215091).

1144333445 is an equidigital number, since it uses as much as digits as its factorization.

1144333445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58071.

The product of its digits is 34560, while the sum is 32.

The square root of 1144333445 is about 33827.9979454889. The cubic root of 1144333445 is about 1045.9659101818.

Adding to 1144333445 its reverse (5443334411), we get a palindrome (6587667856).

The spelling of 1144333445 in words is "one billion, one hundred forty-four million, three hundred thirty-three thousand, four hundred forty-five".