125320303 has 2 divisors, whose sum is σ = 125320304. Its totient is φ = 125320302.

The previous prime is 125320301. The next prime is 125320319. The reversal of 125320303 is 303023521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125320303 - 2¹ = 125320301 is a prime.

Together with 125320301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125320301) 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, 62660151 + 62660152.

It is an arithmetic number, because the mean of its divisors is an integer number (62660152).

Almost surely, 2^125320303 is an apocalyptic number.

125320303 is a deficient number, since it is larger than the sum of its proper divisors (1).

125320303 is an equidigital number, since it uses as much as digits as its factorization.

125320303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 125320303 is about 11194.6551085775. The cubic root of 125320303 is about 500.4267064064.

Adding to 125320303 its reverse (303023521), we get a palindrome (428343824).

The spelling of 125320303 in words is "one hundred twenty-five million, three hundred twenty thousand, three hundred three".