1144233123445 has 8 divisors (see below), whose sum is σ = 1373089185720. Its totient is φ = 915380207040.

The previous prime is 1144233123437. The next prime is 1144233123503. The reversal of 1144233123445 is 5443213324411.

It can be written as a sum of positive squares in 4 ways, for example, as 327868469604 + 816364653841 = 572598^2 + 903529^2 .

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

It is not a de Polignac number, because 1144233123445 - 2³ = 1144233123437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105751 + ... + 1516459.

It is an arithmetic number, because the mean of its divisors is an integer number (171636148215).

Almost surely, 2^{1144233123445} is an apocalyptic number.

It is an amenable number.

1144233123445 is a deficient number, since it is larger than the sum of its proper divisors (228856062275).

1144233123445 is a wasteful number, since it uses less digits than its factorization.

1144233123445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572935.

The product of its digits is 138240, while the sum is 37.

Adding to 1144233123445 its reverse (5443213324411), we get a palindrome (6587446447856).

The spelling of 1144233123445 in words is "one trillion, one hundred forty-four billion, two hundred thirty-three million, one hundred twenty-three thousand, four hundred forty-five".