153338639 has 2 divisors, whose sum is σ = 153338640. Its totient is φ = 153338638.

The previous prime is 153338557. The next prime is 153338641. The reversal of 153338639 is 936833351.

It is a strong prime.

It is an emirp because it is prime and its reverse (936833351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 153338639 - 2¹⁶ = 153273103 is a prime.

It is a super-3 number, since 3×153338639³ (a number of 26 digits) contains 333 as substring.

It is a Sophie Germain prime.

Together with 153338641, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 153338596 and 153338605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153338659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76669319 + 76669320.

It is an arithmetic number, because the mean of its divisors is an integer number (76669320).

Almost surely, 2^153338639 is an apocalyptic number.

153338639 is a deficient number, since it is larger than the sum of its proper divisors (1).

153338639 is an equidigital number, since it uses as much as digits as its factorization.

153338639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 41.

The square root of 153338639 is about 12382.9979811030. The cubic root of 153338639 is about 535.2424312519.

The spelling of 153338639 in words is "one hundred fifty-three million, three hundred thirty-eight thousand, six hundred thirty-nine".