125857303 has 48 divisors (see below), whose sum is σ = 160876800. Its totient is φ = 97574400.

The previous prime is 125857301. The next prime is 125857321. The reversal of 125857303 is 303758521.

It is not a de Polignac number, because 125857303 - 2¹ = 125857301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125857301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1414083 + ... + 1414171.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 2^125857303 is an apocalyptic number.

125857303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

125857303 is a deficient number, since it is larger than the sum of its proper divisors (35019497).

125857303 is a wasteful number, since it uses less digits than its factorization.

125857303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 125857303 is about 11218.6141300965. The cubic root of 125857303 is about 501.1404673573.

The spelling of 125857303 in words is "one hundred twenty-five million, eight hundred fifty-seven thousand, three hundred three".