103011239 has 2 divisors, whose sum is σ = 103011240. Its totient is φ = 103011238.

The previous prime is 103011221. The next prime is 103011247. The reversal of 103011239 is 932110301.

It is a strong prime.

It is an emirp because it is prime and its reverse (932110301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103011239 is a prime.

It is a super-2 number, since 2×103011239² = 21222630720630242, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103011239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103011439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51505619 + 51505620.

It is an arithmetic number, because the mean of its divisors is an integer number (51505620).

Almost surely, 2^103011239 is an apocalyptic number.

103011239 is a deficient number, since it is larger than the sum of its proper divisors (1).

103011239 is an equidigital number, since it uses as much as digits as its factorization.

103011239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 103011239 is about 10149.4452557763. The cubic root of 103011239 is about 468.7718637743.

The spelling of 103011239 in words is "one hundred three million, eleven thousand, two hundred thirty-nine".