4229665541 has 2 divisors, whose sum is σ = 4229665542. Its totient is φ = 4229665540.

The previous prime is 4229665469. The next prime is 4229665547. The reversal of 4229665541 is 1455669224.

4229665541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3935680225 + 293985316 = 62735^2 + 17146^2 .

It is a cyclic number.

It is not a de Polignac number, because 4229665541 - 2¹⁴ = 4229649157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4229665492 and 4229665501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4229665547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2114832770 + 2114832771.

It is an arithmetic number, because the mean of its divisors is an integer number (2114832771).

Almost surely, 2^4229665541 is an apocalyptic number.

It is an amenable number.

4229665541 is a deficient number, since it is larger than the sum of its proper divisors (1).

4229665541 is an equidigital number, since it uses as much as digits as its factorization.

4229665541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 44.

The square root of 4229665541 is about 65035.8788746643. The cubic root of 4229665541 is about 1617.2184066747.

The spelling of 4229665541 in words is "four billion, two hundred twenty-nine million, six hundred sixty-five thousand, five hundred forty-one".