427056161 has 8 divisors (see below), whose sum is σ = 488189184. Its totient is φ = 365954400.

The previous prime is 427056143. The next prime is 427056197. The reversal of 427056161 is 161650724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 427056161 - 2¹⁴ = 427039777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427056131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49736 + ... + 57686.

It is an arithmetic number, because the mean of its divisors is an integer number (61023648).

Almost surely, 2^427056161 is an apocalyptic number.

It is an amenable number.

427056161 is a deficient number, since it is larger than the sum of its proper divisors (61133023).

427056161 is an equidigital number, since it uses as much as digits as its factorization.

427056161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15631.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 427056161 is about 20665.3371857321. The cubic root of 427056161 is about 753.0578335582.

The spelling of 427056161 in words is "four hundred twenty-seven million, fifty-six thousand, one hundred sixty-one".