76965943 has 2 divisors, whose sum is σ = 76965944. Its totient is φ = 76965942.

The previous prime is 76965929. The next prime is 76965949. The reversal of 76965943 is 34956967.

It is a strong prime.

It is an emirp because it is prime and its reverse (34956967) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76965943 - 2⁹ = 76965431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76965949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38482971 + 38482972.

It is an arithmetic number, because the mean of its divisors is an integer number (38482972).

Almost surely, 2^76965943 is an apocalyptic number.

76965943 is a deficient number, since it is larger than the sum of its proper divisors (1).

76965943 is an equidigital number, since it uses as much as digits as its factorization.

76965943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1224720, while the sum is 49.

The square root of 76965943 is about 8773.0235950897. The cubic root of 76965943 is about 425.3693545754.

The spelling of 76965943 in words is "seventy-six million, nine hundred sixty-five thousand, nine hundred forty-three".