427671313 has 2 divisors, whose sum is σ = 427671314. Its totient is φ = 427671312.

The previous prime is 427671289. The next prime is 427671317. The reversal of 427671313 is 313176724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293505424 + 134165889 = 17132^2 + 11583^2 .

It is a cyclic number.

It is not a de Polignac number, because 427671313 - 2¹³ = 427663121 is a prime.

It is not a weakly prime, because it can be changed into another prime (427671317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213835656 + 213835657.

It is an arithmetic number, because the mean of its divisors is an integer number (213835657).

Almost surely, 2^427671313 is an apocalyptic number.

It is an amenable number.

427671313 is a deficient number, since it is larger than the sum of its proper divisors (1).

427671313 is an equidigital number, since it uses as much as digits as its factorization.

427671313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 34.

The square root of 427671313 is about 20680.2154969430. The cubic root of 427671313 is about 753.4192401880.

The spelling of 427671313 in words is "four hundred twenty-seven million, six hundred seventy-one thousand, three hundred thirteen".