427064123 has 4 divisors (see below), whose sum is σ = 452185560. Its totient is φ = 401942688.

The previous prime is 427064117. The next prime is 427064147. The reversal of 427064123 is 321460724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 427064123 - 2¹² = 427060027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427064173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12560693 + ... + 12560726.

It is an arithmetic number, because the mean of its divisors is an integer number (113046390).

Almost surely, 2^427064123 is an apocalyptic number.

427064123 is a deficient number, since it is larger than the sum of its proper divisors (25121437).

427064123 is a wasteful number, since it uses less digits than its factorization.

427064123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25121436.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 427064123 is about 20665.5298262590. The cubic root of 427064123 is about 753.0625135120.

The spelling of 427064123 in words is "four hundred twenty-seven million, sixty-four thousand, one hundred twenty-three".