125313303 has 16 divisors (see below), whose sum is σ = 176238720. Its totient is φ = 78983136.

The previous prime is 125313301. The next prime is 125313311. The reversal of 125313303 is 303313521.

It is not a de Polignac number, because 125313303 - 2¹ = 125313301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125313303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125313301) 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 15 ways as a sum of consecutive naturals, for example, 29776 + ... + 33722.

It is an arithmetic number, because the mean of its divisors is an integer number (11014920).

Almost surely, 2^125313303 is an apocalyptic number.

125313303 is a deficient number, since it is larger than the sum of its proper divisors (50925417).

125313303 is a wasteful number, since it uses less digits than its factorization.

125313303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4526.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 125313303 is about 11194.3424550082. The cubic root of 125313303 is about 500.4173888095.

Adding to 125313303 its reverse (303313521), we get a palindrome (428626824).

The spelling of 125313303 in words is "one hundred twenty-five million, three hundred thirteen thousand, three hundred three".