9125239 has 2 divisors, whose sum is σ = 9125240. Its totient is φ = 9125238.

The previous prime is 9125203. The next prime is 9125261. The reversal of 9125239 is 9325219.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9125239 - 2⁹ = 9124727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9125239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9125279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4562619 + 4562620.

It is an arithmetic number, because the mean of its divisors is an integer number (4562620).

Almost surely, 2^9125239 is an apocalyptic number.

9125239 is a deficient number, since it is larger than the sum of its proper divisors (1).

9125239 is an equidigital number, since it uses as much as digits as its factorization.

9125239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 31.

The square root of 9125239 is about 3020.8010527011. The cubic root of 9125239 is about 208.9687842087.

The spelling of 9125239 in words is "nine million, one hundred twenty-five thousand, two hundred thirty-nine".