4272921041 has 2 divisors, whose sum is σ = 4272921042. Its totient is φ = 4272921040.

The previous prime is 4272921017. The next prime is 4272921043. The reversal of 4272921041 is 1401292724.

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., 2981596816 + 1291324225 = 54604^2 + 35935^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4272921041 is a prime.

Together with 4272921043, 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 = 4272920989 and 4272921007.

It is not a weakly prime, because it can be changed into another prime (4272921043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2136460520 + 2136460521.

It is an arithmetic number, because the mean of its divisors is an integer number (2136460521).

Almost surely, 2^4272921041 is an apocalyptic number.

It is an amenable number.

4272921041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4272921041 is an equidigital number, since it uses as much as digits as its factorization.

4272921041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 4272921041 is about 65367.5840229697. The cubic root of 4272921041 is about 1622.7126528982.

The spelling of 4272921041 in words is "four billion, two hundred seventy-two million, nine hundred twenty-one thousand, forty-one".