814383439 has 2 divisors, whose sum is σ = 814383440. Its totient is φ = 814383438.

The previous prime is 814383433. The next prime is 814383443. The reversal of 814383439 is 934383418.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 814383439 - 2¹¹ = 814381391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 814383395 and 814383404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (814383433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407191719 + 407191720.

It is an arithmetic number, because the mean of its divisors is an integer number (407191720).

Almost surely, 2^814383439 is an apocalyptic number.

814383439 is a deficient number, since it is larger than the sum of its proper divisors (1).

814383439 is an equidigital number, since it uses as much as digits as its factorization.

814383439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 43.

The square root of 814383439 is about 28537.4042092129. The cubic root of 814383439 is about 933.8482540317.

The spelling of 814383439 in words is "eight hundred fourteen million, three hundred eighty-three thousand, four hundred thirty-nine".