765971 has 2 divisors, whose sum is σ = 765972. Its totient is φ = 765970.

The previous prime is 765953. The next prime is 765983. The reversal of 765971 is 179567.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 765971 - 2⁶ = 765907 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (765931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382985 + 382986.

It is an arithmetic number, because the mean of its divisors is an integer number (382986).

2⁷⁶⁵⁹⁷¹ is an apocalyptic number.

765971 is a deficient number, since it is larger than the sum of its proper divisors (1).

765971 is an equidigital number, since it uses as much as digits as its factorization.

765971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13230, while the sum is 35.

The square root of 765971 is about 875.1976919531. The cubic root of 765971 is about 91.4964215707.

The spelling of 765971 in words is "seven hundred sixty-five thousand, nine hundred seventy-one".