766967297 has 2 divisors, whose sum is σ = 766967298. Its totient is φ = 766967296.

The previous prime is 766967287. The next prime is 766967309. The reversal of 766967297 is 792769667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 634233856 + 132733441 = 25184^2 + 11521^2 .

It is an emirp because it is prime and its reverse (792769667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 766967297 - 2¹⁸ = 766705153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (766967287) 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, 383483648 + 383483649.

It is an arithmetic number, because the mean of its divisors is an integer number (383483649).

Almost surely, 2^766967297 is an apocalyptic number.

It is an amenable number.

766967297 is a deficient number, since it is larger than the sum of its proper divisors (1).

766967297 is an equidigital number, since it uses as much as digits as its factorization.

766967297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12002256, while the sum is 59.

The square root of 766967297 is about 27694.1744235137. The cubic root of 766967297 is about 915.3607412323.

The spelling of 766967297 in words is "seven hundred sixty-six million, nine hundred sixty-seven thousand, two hundred ninety-seven".