7975456127 has 2 divisors, whose sum is σ = 7975456128. Its totient is φ = 7975456126.

The previous prime is 7975456091. The next prime is 7975456129. The reversal of 7975456127 is 7216545797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7975456127 - 2⁶ = 7975456063 is a prime.

Together with 7975456129, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7975456129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3987728063 + 3987728064.

It is an arithmetic number, because the mean of its divisors is an integer number (3987728064).

Almost surely, 2^7975456127 is an apocalyptic number.

7975456127 is a deficient number, since it is larger than the sum of its proper divisors (1).

7975456127 is an equidigital number, since it uses as much as digits as its factorization.

7975456127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3704400, while the sum is 53.

The square root of 7975456127 is about 89305.4092818571. The cubic root of 7975456127 is about 1997.9525820050.

The spelling of 7975456127 in words is "seven billion, nine hundred seventy-five million, four hundred fifty-six thousand, one hundred twenty-seven".