766121267 has 2 divisors, whose sum is σ = 766121268. Its totient is φ = 766121266.

The previous prime is 766121261. The next prime is 766121273. The reversal of 766121267 is 762121667.

766121267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (766121261) and next prime (766121273).

It is a cyclic number.

It is not a de Polignac number, because 766121267 - 2¹⁴ = 766104883 is a prime.

It is a Chen prime.

It is equal to p_39491147 and since 766121267 and 39491147 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 766121267.

It is not a weakly prime, because it can be changed into another prime (766121261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383060633 + 383060634.

It is an arithmetic number, because the mean of its divisors is an integer number (383060634).

Almost surely, 2^766121267 is an apocalyptic number.

766121267 is a deficient number, since it is larger than the sum of its proper divisors (1).

766121267 is an equidigital number, since it uses as much as digits as its factorization.

766121267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 766121267 is about 27678.8956969024. The cubic root of 766121267 is about 915.0240438803.

The spelling of 766121267 in words is "seven hundred sixty-six million, one hundred twenty-one thousand, two hundred sixty-seven".