127158065651 has 2 divisors, whose sum is σ = 127158065652. Its totient is φ = 127158065650.

The previous prime is 127158065623. The next prime is 127158065653. The reversal of 127158065651 is 156560851721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 127158065651 - 2²⁶ = 127090956787 is a prime.

Together with 127158065653, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 127158065596 and 127158065605.

It is not a weakly prime, because it can be changed into another prime (127158065653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63579032825 + 63579032826.

It is an arithmetic number, because the mean of its divisors is an integer number (63579032826).

Almost surely, 2^127158065651 is an apocalyptic number.

127158065651 is a deficient number, since it is larger than the sum of its proper divisors (1).

127158065651 is an equidigital number, since it uses as much as digits as its factorization.

127158065651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000, while the sum is 47.

The spelling of 127158065651 in words is "one hundred twenty-seven billion, one hundred fifty-eight million, sixty-five thousand, six hundred fifty-one".