3148361 has 2 divisors, whose sum is σ = 3148362. Its totient is φ = 3148360.

The previous prime is 3148351. The next prime is 3148399. The reversal of 3148361 is 1638413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2839225 + 309136 = 1685^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 3148361 - 2⁶ = 3148297 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3148361.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3148351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574180 + 1574181.

It is an arithmetic number, because the mean of its divisors is an integer number (1574181).

Almost surely, 2^3148361 is an apocalyptic number.

It is an amenable number.

3148361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3148361 is an equidigital number, since it uses as much as digits as its factorization.

3148361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 26.

The square root of 3148361 is about 1774.3621389108. The cubic root of 3148361 is about 146.5642920799.

The spelling of 3148361 in words is "three million, one hundred forty-eight thousand, three hundred sixty-one".