76080391 has 2 divisors, whose sum is σ = 76080392. Its totient is φ = 76080390.

The previous prime is 76080349. The next prime is 76080401. The reversal of 76080391 is 19308067.

It is a strong prime.

It is an emirp because it is prime and its reverse (19308067) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76080391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76080331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38040195 + 38040196.

It is an arithmetic number, because the mean of its divisors is an integer number (38040196).

Almost surely, 2^76080391 is an apocalyptic number.

76080391 is a deficient number, since it is larger than the sum of its proper divisors (1).

76080391 is an equidigital number, since it uses as much as digits as its factorization.

76080391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 76080391 is about 8722.4074085083. The cubic root of 76080391 is about 423.7316575917.

The spelling of 76080391 in words is "seventy-six million, eighty thousand, three hundred ninety-one".