6905137 has 2 divisors, whose sum is σ = 6905138. Its totient is φ = 6905136.

The previous prime is 6905123. The next prime is 6905149. The reversal of 6905137 is 7315096.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6635776 + 269361 = 2576^2 + 519^2 .

It is a cyclic number.

It is not a de Polignac number, because 6905137 - 2¹¹ = 6903089 is a prime.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 6905099 and 6905108.

It is not a weakly prime, because it can be changed into another prime (6905167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3452568 + 3452569.

It is an arithmetic number, because the mean of its divisors is an integer number (3452569).

Almost surely, 2^6905137 is an apocalyptic number.

It is an amenable number.

6905137 is a deficient number, since it is larger than the sum of its proper divisors (1).

6905137 is an equidigital number, since it uses as much as digits as its factorization.

6905137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 6905137 is about 2627.7627366260. The cubic root of 6905137 is about 190.4250594473.

The spelling of 6905137 in words is "six million, nine hundred five thousand, one hundred thirty-seven".