6901261 has 2 divisors, whose sum is σ = 6901262. Its totient is φ = 6901260.

The previous prime is 6901253. The next prime is 6901273. The reversal of 6901261 is 1621096.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5669161 + 1232100 = 2381^2 + 1110^2 .

It is a cyclic number.

It is not a de Polignac number, because 6901261 - 2³ = 6901253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6901241) 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, 3450630 + 3450631.

It is an arithmetic number, because the mean of its divisors is an integer number (3450631).

Almost surely, 2^6901261 is an apocalyptic number.

It is an amenable number.

6901261 is a deficient number, since it is larger than the sum of its proper divisors (1).

6901261 is an equidigital number, since it uses as much as digits as its factorization.

6901261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 6901261 is about 2627.0251235951. The cubic root of 6901261 is about 190.3894229024.

The spelling of 6901261 in words is "six million, nine hundred one thousand, two hundred sixty-one".