7032121 has 2 divisors, whose sum is σ = 7032122. Its totient is φ = 7032120.

The previous prime is 7032107. The next prime is 7032127. The reversal of 7032121 is 1212307.

It is a happy number.

7032121 is digitally balanced in base 3, 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., 6150400 + 881721 = 2480^2 + 939^2 .

It is a cyclic number.

It is not a de Polignac number, because 7032121 - 2¹⁷ = 6901049 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 7032095 and 7032104.

It is not a weakly prime, because it can be changed into another prime (7032127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3516060 + 3516061.

It is an arithmetic number, because the mean of its divisors is an integer number (3516061).

Almost surely, 2^7032121 is an apocalyptic number.

It is an amenable number.

7032121 is a deficient number, since it is larger than the sum of its proper divisors (1).

7032121 is an equidigital number, since it uses as much as digits as its factorization.

7032121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 7032121 is about 2651.8146616987. The cubic root of 7032121 is about 191.5852683557.

Adding to 7032121 its reverse (1212307), we get a palindrome (8244428).

It can be divided in two parts, 70321 and 21, that multiplied together give a palindrome (1476741).

The spelling of 7032121 in words is "seven million, thirty-two thousand, one hundred twenty-one".