125209333 has 2 divisors, whose sum is σ = 125209334. Its totient is φ = 125209332.

The previous prime is 125209321. The next prime is 125209361. The reversal of 125209333 is 333902521.

It is an a-pointer prime, because the next prime (125209361) can be obtained adding 125209333 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86545809 + 38663524 = 9303^2 + 6218^2 .

It is an emirp because it is prime and its reverse (333902521) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125209333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125209313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62604666 + 62604667.

It is an arithmetic number, because the mean of its divisors is an integer number (62604667).

Almost surely, 2^125209333 is an apocalyptic number.

It is an amenable number.

125209333 is a deficient number, since it is larger than the sum of its proper divisors (1).

125209333 is an equidigital number, since it uses as much as digits as its factorization.

125209333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 125209333 is about 11189.6976277288. The cubic root of 125209333 is about 500.2789550059.

The spelling of 125209333 in words is "one hundred twenty-five million, two hundred nine thousand, three hundred thirty-three".