4144440451 has 2 divisors, whose sum is σ = 4144440452. Its totient is φ = 4144440450.

The previous prime is 4144440439. The next prime is 4144440457. The reversal of 4144440451 is 1540444414.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4144440451 - 2²¹ = 4142343299 is a prime.

It is not a weakly prime, because it can be changed into another prime (4144440457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072220225 + 2072220226.

It is an arithmetic number, because the mean of its divisors is an integer number (2072220226).

Almost surely, 2^4144440451 is an apocalyptic number.

4144440451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4144440451 is an equidigital number, since it uses as much as digits as its factorization.

4144440451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20480, while the sum is 31.

The square root of 4144440451 is about 64377.3287035118. The cubic root of 4144440451 is about 1606.2826483071.

Adding to 4144440451 its reverse (1540444414), we get a palindrome (5684884865).

The spelling of 4144440451 in words is "four billion, one hundred forty-four million, four hundred forty thousand, four hundred fifty-one".