3192121 has 2 divisors, whose sum is σ = 3192122. Its totient is φ = 3192120.

The previous prime is 3192113. The next prime is 3192139. The reversal of 3192121 is 1212913.

3192121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2310400 + 881721 = 1520^2 + 939^2 .

It is a cyclic number.

It is not a de Polignac number, because 3192121 - 2³ = 3192113 is a prime.

3192121 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3192151) 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, 1596060 + 1596061.

It is an arithmetic number, because the mean of its divisors is an integer number (1596061).

Almost surely, 2^3192121 is an apocalyptic number.

It is an amenable number.

3192121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3192121 is an equidigital number, since it uses as much as digits as its factorization.

3192121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 19.

The square root of 3192121 is about 1786.6507772925. The cubic root of 3192121 is about 147.2402168635.

The spelling of 3192121 in words is "three million, one hundred ninety-two thousand, one hundred twenty-one".