755686541 has 2 divisors, whose sum is σ = 755686542. Its totient is φ = 755686540.

The previous prime is 755686513. The next prime is 755686543. The reversal of 755686541 is 145686557.

755686541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 682515625 + 73170916 = 26125^2 + 8554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-755686541 is a prime.

Together with 755686543, 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 (755686543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377843270 + 377843271.

It is an arithmetic number, because the mean of its divisors is an integer number (377843271).

Almost surely, 2^755686541 is an apocalyptic number.

It is an amenable number.

755686541 is a deficient number, since it is larger than the sum of its proper divisors (1).

755686541 is an equidigital number, since it uses as much as digits as its factorization.

755686541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008000, while the sum is 47.

The square root of 755686541 is about 27489.7533819422. The cubic root of 755686541 is about 910.8507685829.

The spelling of 755686541 in words is "seven hundred fifty-five million, six hundred eighty-six thousand, five hundred forty-one".