1144155041 has 2 divisors, whose sum is σ = 1144155042. Its totient is φ = 1144155040.

The previous prime is 1144155031. The next prime is 1144155139. The reversal of 1144155041 is 1405514411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 589081441 + 555073600 = 24271^2 + 23560^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144155041 - 2¹⁰ = 1144154017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1144155041.

It is not a weakly prime, because it can be changed into another prime (1144155031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572077520 + 572077521.

It is an arithmetic number, because the mean of its divisors is an integer number (572077521).

Almost surely, 2^1144155041 is an apocalyptic number.

It is an amenable number.

1144155041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144155041 is an equidigital number, since it uses as much as digits as its factorization.

1144155041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 1144155041 is about 33825.3609145564. The cubic root of 1144155041 is about 1045.9115512589.

Adding to 1144155041 its reverse (1405514411), we get a palindrome (2549669452).

The spelling of 1144155041 in words is "one billion, one hundred forty-four million, one hundred fifty-five thousand, forty-one".