39323154139 has 2 divisors, whose sum is σ = 39323154140. Its totient is φ = 39323154138.

The previous prime is 39323154109. The next prime is 39323154173. The reversal of 39323154139 is 93145132393.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39323154139 - 2¹¹ = 39323152091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39323154095 and 39323154104.

It is not a weakly prime, because it can be changed into another prime (39323154109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19661577069 + 19661577070.

It is an arithmetic number, because the mean of its divisors is an integer number (19661577070).

Almost surely, 2^39323154139 is an apocalyptic number.

39323154139 is a deficient number, since it is larger than the sum of its proper divisors (1).

39323154139 is an equidigital number, since it uses as much as digits as its factorization.

39323154139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 262440, while the sum is 43.

The spelling of 39323154139 in words is "thirty-nine billion, three hundred twenty-three million, one hundred fifty-four thousand, one hundred thirty-nine".