91127339 has 2 divisors, whose sum is σ = 91127340. Its totient is φ = 91127338.

The previous prime is 91127291. The next prime is 91127359. The reversal of 91127339 is 93372119.

It is a strong prime.

It is an emirp because it is prime and its reverse (93372119) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 91127339 - 2⁸ = 91127083 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 91127299 and 91127308.

It is not a weakly prime, because it can be changed into another prime (91127359) 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, 45563669 + 45563670.

It is an arithmetic number, because the mean of its divisors is an integer number (45563670).

Almost surely, 2^91127339 is an apocalyptic number.

91127339 is a deficient number, since it is larger than the sum of its proper divisors (1).

91127339 is an equidigital number, since it uses as much as digits as its factorization.

91127339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10206, while the sum is 35.

The square root of 91127339 is about 9546.0640580294. The cubic root of 91127339 is about 450.0038501728.

The spelling of 91127339 in words is "ninety-one million, one hundred twenty-seven thousand, three hundred thirty-nine".