1339053509 has 2 divisors, whose sum is σ = 1339053510. Its totient is φ = 1339053508.

The previous prime is 1339053479. The next prime is 1339053523. The reversal of 1339053509 is 9053509331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1332031009 + 7022500 = 36497^2 + 2650^2 .

It is an emirp because it is prime and its reverse (9053509331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1339053509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1339052509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669526754 + 669526755.

It is an arithmetic number, because the mean of its divisors is an integer number (669526755).

Almost surely, 2^1339053509 is an apocalyptic number.

It is an amenable number.

1339053509 is a deficient number, since it is larger than the sum of its proper divisors (1).

1339053509 is an equidigital number, since it uses as much as digits as its factorization.

1339053509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54675, while the sum is 38.

The square root of 1339053509 is about 36593.0800698711. The cubic root of 1339053509 is about 1102.2141377975.

The spelling of 1339053509 in words is "one billion, three hundred thirty-nine million, fifty-three thousand, five hundred nine".