3169121 has 2 divisors, whose sum is σ = 3169122. Its totient is φ = 3169120.

The previous prime is 3169109. The next prime is 3169169. The reversal of 3169121 is 1219613.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3150625 + 18496 = 1775^2 + 136^2 .

It is an emirp because it is prime and its reverse (1219613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3169121 - 2¹⁰ = 3168097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3169321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1584560 + 1584561.

It is an arithmetic number, because the mean of its divisors is an integer number (1584561).

Almost surely, 2^3169121 is an apocalyptic number.

It is an amenable number.

3169121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3169121 is an equidigital number, since it uses as much as digits as its factorization.

3169121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 23.

The square root of 3169121 is about 1780.2025165694. The cubic root of 3169121 is about 146.8857303764.

The spelling of 3169121 in words is "three million, one hundred sixty-nine thousand, one hundred twenty-one".