6905401 has 2 divisors, whose sum is σ = 6905402. Its totient is φ = 6905400.

The previous prime is 6905399. The next prime is 6905407. The reversal of 6905401 is 1045096.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6656400 + 249001 = 2580^2 + 499^2 .

It is a cyclic number.

It is not a de Polignac number, because 6905401 - 2¹ = 6905399 is a prime.

Together with 6905399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6905407) 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, 3452700 + 3452701.

It is an arithmetic number, because the mean of its divisors is an integer number (3452701).

Almost surely, 2^6905401 is an apocalyptic number.

It is an amenable number.

6905401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6905401 is an equidigital number, since it uses as much as digits as its factorization.

6905401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 6905401 is about 2627.8129689915. The cubic root of 6905401 is about 190.4274862191.

The spelling of 6905401 in words is "six million, nine hundred five thousand, four hundred one".