4968121 has 2 divisors, whose sum is σ = 4968122. Its totient is φ = 4968120.

The previous prime is 4968109. The next prime is 4968127. The reversal of 4968121 is 1218694.

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., 4791721 + 176400 = 2189^2 + 420^2 .

It is a cyclic number.

It is not a de Polignac number, because 4968121 - 2⁷ = 4967993 is a prime.

It is not a weakly prime, because it can be changed into another prime (4968127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2484060 + 2484061.

It is an arithmetic number, because the mean of its divisors is an integer number (2484061).

Almost surely, 2^4968121 is an apocalyptic number.

It is an amenable number.

4968121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4968121 is an equidigital number, since it uses as much as digits as its factorization.

4968121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 31.

The square root of 4968121 is about 2228.9282177764. The cubic root of 4968121 is about 170.6334040774.

It can be divided in two parts, 49 and 68121, that multiplied together give a square (3337929 = 1827²).

The spelling of 4968121 in words is "four million, nine hundred sixty-eight thousand, one hundred twenty-one".