427130827 has 2 divisors, whose sum is σ = 427130828. Its totient is φ = 427130826.

The previous prime is 427130813. The next prime is 427130833. The reversal of 427130827 is 728031724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427130827 - 2²⁷ = 292913099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427130792 and 427130801.

It is not a weakly prime, because it can be changed into another prime (427130897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213565413 + 213565414.

It is an arithmetic number, because the mean of its divisors is an integer number (213565414).

Almost surely, 2^427130827 is an apocalyptic number.

427130827 is a deficient number, since it is larger than the sum of its proper divisors (1).

427130827 is an equidigital number, since it uses as much as digits as its factorization.

427130827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 427130827 is about 20667.1436584739. The cubic root of 427130827 is about 753.1017189178.

The spelling of 427130827 in words is "four hundred twenty-seven million, one hundred thirty thousand, eight hundred twenty-seven".