4077121 has 2 divisors, whose sum is σ = 4077122. Its totient is φ = 4077120.

The previous prime is 4077103. The next prime is 4077137. The reversal of 4077121 is 1217704.

4077121 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., 3330625 + 746496 = 1825^2 + 864^2 .

It is a cyclic number.

It is not a de Polignac number, because 4077121 - 2¹¹ = 4075073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4077092 and 4077101.

It is not a weakly prime, because it can be changed into another prime (4077221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2038560 + 2038561.

It is an arithmetic number, because the mean of its divisors is an integer number (2038561).

Almost surely, 2^4077121 is an apocalyptic number.

It is an amenable number.

4077121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4077121 is an equidigital number, since it uses as much as digits as its factorization.

4077121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 4077121 is about 2019.1882032144. The cubic root of 4077121 is about 159.7538010448.

The spelling of 4077121 in words is "four million, seventy-seven thousand, one hundred twenty-one".