125354239 has 2 divisors, whose sum is σ = 125354240. Its totient is φ = 125354238.

The previous prime is 125354221. The next prime is 125354249. The reversal of 125354239 is 932453521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125354239 - 2¹¹ = 125352191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125354249) 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, 62677119 + 62677120.

It is an arithmetic number, because the mean of its divisors is an integer number (62677120).

Almost surely, 2^125354239 is an apocalyptic number.

125354239 is a deficient number, since it is larger than the sum of its proper divisors (1).

125354239 is an equidigital number, since it uses as much as digits as its factorization.

125354239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 34.

The square root of 125354239 is about 11196.1707293163. The cubic root of 125354239 is about 500.4718731979.

The spelling of 125354239 in words is "one hundred twenty-five million, three hundred fifty-four thousand, two hundred thirty-nine".