440319029 has 2 divisors, whose sum is σ = 440319030. Its totient is φ = 440319028.

The previous prime is 440319007. The next prime is 440319031. The reversal of 440319029 is 920913044.

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., 365842129 + 74476900 = 19127^2 + 8630^2 .

It is a cyclic number.

It is not a de Polignac number, because 440319029 - 2⁸ = 440318773 is a prime.

Together with 440319031, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 440318986 and 440319004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440316029) 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, 220159514 + 220159515.

It is an arithmetic number, because the mean of its divisors is an integer number (220159515).

Almost surely, 2^440319029 is an apocalyptic number.

It is an amenable number.

440319029 is a deficient number, since it is larger than the sum of its proper divisors (1).

440319029 is an equidigital number, since it uses as much as digits as its factorization.

440319029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 440319029 is about 20983.7801408612. The cubic root of 440319029 is about 760.7742738204.

It can be divided in two parts, 4403 and 19029, that added together give a palindrome (23432).

The spelling of 440319029 in words is "four hundred forty million, three hundred nineteen thousand, twenty-nine".