4442012141 has 6 divisors (see below), whose sum is σ = 5167238670. Its totient is φ = 3807438936.

The previous prime is 4442012129. The next prime is 4442012189. The reversal of 4442012141 is 1412102444.

It can be written as a sum of positive squares in only one way, i.e., 3868218025 + 573794116 = 62195^2 + 23954^2 .

It is not a de Polignac number, because 4442012141 - 2⁶ = 4442012077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442012941) 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 in 5 ways as a sum of consecutive naturals, for example, 45326606 + ... + 45326703.

It is an arithmetic number, because the mean of its divisors is an integer number (861206445).

Almost surely, 2^4442012141 is an apocalyptic number.

It is an amenable number.

4442012141 is a deficient number, since it is larger than the sum of its proper divisors (725226529).

4442012141 is an equidigital number, since it uses as much as digits as its factorization.

4442012141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90653323 (or 90653316 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4442012141 is about 66648.4218942954. The cubic root of 4442012141 is about 1643.8413993503.

Adding to 4442012141 its reverse (1412102444), we get a palindrome (5854114585).

The spelling of 4442012141 in words is "four billion, four hundred forty-two million, twelve thousand, one hundred forty-one".