4345555441 has 2 divisors, whose sum is σ = 4345555442. Its totient is φ = 4345555440.

The previous prime is 4345555427. The next prime is 4345555517. The reversal of 4345555441 is 1445555434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2461648225 + 1883907216 = 49615^2 + 43404^2 .

It is a cyclic number.

It is not a de Polignac number, because 4345555441 - 2¹⁵ = 4345522673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4345555394 and 4345555403.

It is not a weakly prime, because it can be changed into another prime (4345555411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2172777720 + 2172777721.

It is an arithmetic number, because the mean of its divisors is an integer number (2172777721).

Almost surely, 2^4345555441 is an apocalyptic number.

It is an amenable number.

4345555441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4345555441 is an equidigital number, since it uses as much as digits as its factorization.

4345555441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480000, while the sum is 40.

The square root of 4345555441 is about 65920.8270655034. The cubic root of 4345555441 is about 1631.8557459772.

The spelling of 4345555441 in words is "four billion, three hundred forty-five million, five hundred fifty-five thousand, four hundred forty-one".