3481397 has 2 divisors, whose sum is σ = 3481398. Its totient is φ = 3481396.

The previous prime is 3481391. The next prime is 3481399. The reversal of 3481397 is 7931843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1865956 + 1615441 = 1366^2 + 1271^2 .

It is a cyclic number.

It is not a de Polignac number, because 3481397 - 2¹⁸ = 3219253 is a prime.

Together with 3481399, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3481391) 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, 1740698 + 1740699.

It is an arithmetic number, because the mean of its divisors is an integer number (1740699).

Almost surely, 2^3481397 is an apocalyptic number.

It is an amenable number.

3481397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3481397 is an equidigital number, since it uses as much as digits as its factorization.

3481397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 3481397 is about 1865.8502083501. The cubic root of 3481397 is about 151.5599721901.

The spelling of 3481397 in words is "three million, four hundred eighty-one thousand, three hundred ninety-seven".