427159127 has 2 divisors, whose sum is σ = 427159128. Its totient is φ = 427159126.

The previous prime is 427159123. The next prime is 427159129. The reversal of 427159127 is 721951724.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427159127 - 2² = 427159123 is a prime.

It is a super-3 number, since 3×427159127³ (a number of 27 digits) contains 333 as substring.

Together with 427159129, 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 (427159123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213579563 + 213579564.

It is an arithmetic number, because the mean of its divisors is an integer number (213579564).

Almost surely, 2^427159127 is an apocalyptic number.

427159127 is a deficient number, since it is larger than the sum of its proper divisors (1).

427159127 is an equidigital number, since it uses as much as digits as its factorization.

427159127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 38.

The square root of 427159127 is about 20667.8283087508. The cubic root of 427159127 is about 753.1183510647.

The spelling of 427159127 in words is "four hundred twenty-seven million, one hundred fifty-nine thousand, one hundred twenty-seven".