4276003661 has 2 divisors, whose sum is σ = 4276003662. Its totient is φ = 4276003660.

The previous prime is 4276003607. The next prime is 4276003663. The reversal of 4276003661 is 1663006724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2186965225 + 2089038436 = 46765^2 + 45706^2 .

It is a cyclic number.

It is not a de Polignac number, because 4276003661 - 2⁶ = 4276003597 is a prime.

Together with 4276003663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4276003663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2138001830 + 2138001831.

It is an arithmetic number, because the mean of its divisors is an integer number (2138001831).

Almost surely, 2^4276003661 is an apocalyptic number.

It is an amenable number.

4276003661 is a deficient number, since it is larger than the sum of its proper divisors (1).

4276003661 is an equidigital number, since it uses as much as digits as its factorization.

4276003661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 4276003661 is about 65391.1588901741. The cubic root of 4276003661 is about 1623.1027844574.

The spelling of 4276003661 in words is "four billion, two hundred seventy-six million, three thousand, six hundred sixty-one".