6941257 has 2 divisors, whose sum is σ = 6941258. Its totient is φ = 6941256.

The previous prime is 6941203. The next prime is 6941293. The reversal of 6941257 is 7521496.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3625216 + 3316041 = 1904^2 + 1821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6941257 is a prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (6941057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3470628 + 3470629.

It is an arithmetic number, because the mean of its divisors is an integer number (3470629).

Almost surely, 2^6941257 is an apocalyptic number.

It is an amenable number.

6941257 is a deficient number, since it is larger than the sum of its proper divisors (1).

6941257 is an equidigital number, since it uses as much as digits as its factorization.

6941257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 34.

The square root of 6941257 is about 2634.6265389994. The cubic root of 6941257 is about 190.7565129207.

The spelling of 6941257 in words is "six million, nine hundred forty-one thousand, two hundred fifty-seven".