814383139 has 2 divisors, whose sum is σ = 814383140. Its totient is φ = 814383138.

The previous prime is 814383131. The next prime is 814383169. The reversal of 814383139 is 931383418.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 814383139 - 2³ = 814383131 is a prime.

It is equal to p_41847574 and since 814383139 and 41847574 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (814383131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407191569 + 407191570.

It is an arithmetic number, because the mean of its divisors is an integer number (407191570).

Almost surely, 2^814383139 is an apocalyptic number.

814383139 is a deficient number, since it is larger than the sum of its proper divisors (1).

814383139 is an equidigital number, since it uses as much as digits as its factorization.

814383139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 40.

The square root of 814383139 is about 28537.3989529529. The cubic root of 814383139 is about 933.8481393624.

The spelling of 814383139 in words is "eight hundred fourteen million, three hundred eighty-three thousand, one hundred thirty-nine".