427093319 has 2 divisors, whose sum is σ = 427093320. Its totient is φ = 427093318.

The previous prime is 427093313. The next prime is 427093361. The reversal of 427093319 is 913390724.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427093319 is a prime.

It is a super-2 number, since 2×427093319² = 364817406268871522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427093313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213546659 + 213546660.

It is an arithmetic number, because the mean of its divisors is an integer number (213546660).

Almost surely, 2^427093319 is an apocalyptic number.

427093319 is a deficient number, since it is larger than the sum of its proper divisors (1).

427093319 is an equidigital number, since it uses as much as digits as its factorization.

427093319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 427093319 is about 20666.2362078827. The cubic root of 427093319 is about 753.0796740202.

The spelling of 427093319 in words is "four hundred twenty-seven million, ninety-three thousand, three hundred nineteen".