141005444 has 6 divisors (see below), whose sum is σ = 246759534. Its totient is φ = 70502720.

The previous prime is 141005443. The next prime is 141005477. The reversal of 141005444 is 444500141.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 119028100 + 21977344 = 10910^2 + 4688^2 .

It is not an unprimeable number, because it can be changed into a prime (141005443) by changing a digit.

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 as a sum of consecutive naturals, namely, 17625677 + ... + 17625684.

It is an arithmetic number, because the mean of its divisors is an integer number (41126589).

Almost surely, 2^141005444 is an apocalyptic number.

It is an amenable number.

141005444 is a deficient number, since it is larger than the sum of its proper divisors (105754090).

141005444 is a wasteful number, since it uses less digits than its factorization.

141005444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35251365 (or 35251363 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 141005444 is about 11874.5713185782. The cubic root of 141005444 is about 520.4894848544.

Adding to 141005444 its reverse (444500141), we get a palindrome (585505585).

The spelling of 141005444 in words is "one hundred forty-one million, five thousand, four hundred forty-four".