139330339 has 2 divisors, whose sum is σ = 139330340. Its totient is φ = 139330338.

The previous prime is 139330333. The next prime is 139330369. The reversal of 139330339 is 933033931.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139330339 - 2¹⁹ = 138806051 is a prime.

It is not a weakly prime, because it can be changed into another prime (139330333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69665169 + 69665170.

It is an arithmetic number, because the mean of its divisors is an integer number (69665170).

Almost surely, 2^139330339 is an apocalyptic number.

139330339 is a deficient number, since it is larger than the sum of its proper divisors (1).

139330339 is an equidigital number, since it uses as much as digits as its factorization.

139330339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19683, while the sum is 34.

The square root of 139330339 is about 11803.8273030403. The cubic root of 139330339 is about 518.4201792933.

The spelling of 139330339 in words is "one hundred thirty-nine million, three hundred thirty thousand, three hundred thirty-nine".