319336139147 has 2 divisors, whose sum is σ = 319336139148. Its totient is φ = 319336139146.

The previous prime is 319336139119. The next prime is 319336139159. The reversal of 319336139147 is 741931633913.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 319336139147 - 2¹² = 319336135051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 319336139095 and 319336139104.

It is not a weakly prime, because it can be changed into another prime (319336139117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159668069573 + 159668069574.

It is an arithmetic number, because the mean of its divisors is an integer number (159668069574).

Almost surely, 2^319336139147 is an apocalyptic number.

319336139147 is a deficient number, since it is larger than the sum of its proper divisors (1).

319336139147 is an equidigital number, since it uses as much as digits as its factorization.

319336139147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1102248, while the sum is 50.

The spelling of 319336139147 in words is "three hundred nineteen billion, three hundred thirty-six million, one hundred thirty-nine thousand, one hundred forty-seven".