127919329459 has 2 divisors, whose sum is σ = 127919329460. Its totient is φ = 127919329458.

The previous prime is 127919329367. The next prime is 127919329507. The reversal of 127919329459 is 954923919721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 127919329459 - 2²¹ = 127917232307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127919329397 and 127919329406.

It is not a weakly prime, because it can be changed into another prime (127919429459) 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, 63959664729 + 63959664730.

It is an arithmetic number, because the mean of its divisors is an integer number (63959664730).

Almost surely, 2^127919329459 is an apocalyptic number.

127919329459 is a deficient number, since it is larger than the sum of its proper divisors (1).

127919329459 is an equidigital number, since it uses as much as digits as its factorization.

127919329459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11022480, while the sum is 61.

The spelling of 127919329459 in words is "one hundred twenty-seven billion, nine hundred nineteen million, three hundred twenty-nine thousand, four hundred fifty-nine".