149965339 has 2 divisors, whose sum is σ = 149965340. Its totient is φ = 149965338.

The previous prime is 149965327. The next prime is 149965349. The reversal of 149965339 is 933569941.

It is a strong prime.

It is an emirp because it is prime and its reverse (933569941) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149965339 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 149965292 and 149965301.

It is not a weakly prime, because it can be changed into another prime (149965349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74982669 + 74982670.

It is an arithmetic number, because the mean of its divisors is an integer number (74982670).

Almost surely, 2^149965339 is an apocalyptic number.

149965339 is a deficient number, since it is larger than the sum of its proper divisors (1).

149965339 is an equidigital number, since it uses as much as digits as its factorization.

149965339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 787320, while the sum is 49.

The square root of 149965339 is about 12246.0336027630. The cubic root of 149965339 is about 531.2883560957.

The spelling of 149965339 in words is "one hundred forty-nine million, nine hundred sixty-five thousand, three hundred thirty-nine".