766126841 has 2 divisors, whose sum is σ = 766126842. Its totient is φ = 766126840.

The previous prime is 766126799. The next prime is 766126891. The reversal of 766126841 is 148621667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 686649616 + 79477225 = 26204^2 + 8915^2 .

It is a cyclic number.

It is not a de Polignac number, because 766126841 - 2¹⁰ = 766125817 is a prime.

It is not a weakly prime, because it can be changed into another prime (766126891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383063420 + 383063421.

It is an arithmetic number, because the mean of its divisors is an integer number (383063421).

Almost surely, 2^766126841 is an apocalyptic number.

It is an amenable number.

766126841 is a deficient number, since it is larger than the sum of its proper divisors (1).

766126841 is an equidigital number, since it uses as much as digits as its factorization.

766126841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 41.

The square root of 766126841 is about 27678.9963871525. The cubic root of 766126841 is about 915.0262629945.

The spelling of 766126841 in words is "seven hundred sixty-six million, one hundred twenty-six thousand, eight hundred forty-one".