1044623141 has 2 divisors, whose sum is σ = 1044623142. Its totient is φ = 1044623140.

The previous prime is 1044623119. The next prime is 1044623147. The reversal of 1044623141 is 1413264401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 861129025 + 183494116 = 29345^2 + 13546^2 .

It is an emirp because it is prime and its reverse (1413264401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044623141 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1044623141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044623147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522311570 + 522311571.

It is an arithmetic number, because the mean of its divisors is an integer number (522311571).

Almost surely, 2^1044623141 is an apocalyptic number.

It is an amenable number.

1044623141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044623141 is an equidigital number, since it uses as much as digits as its factorization.

1044623141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1044623141 is about 32320.6302692259. The cubic root of 1044623141 is about 1014.6584599940.

Adding to 1044623141 its reverse (1413264401), we get a palindrome (2457887542).

The spelling of 1044623141 in words is "one billion, forty-four million, six hundred twenty-three thousand, one hundred forty-one".