125671203 has 32 divisors (see below), whose sum is σ = 218539520. Its totient is φ = 69867360.

The previous prime is 125671193. The next prime is 125671211. The reversal of 125671203 is 302176521.

It is a happy number.

It is not a de Polignac number, because 125671203 - 2⁸ = 125670947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125671243) 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 in 31 ways as a sum of consecutive naturals, for example, 1993 + ... + 15978.

It is an arithmetic number, because the mean of its divisors is an integer number (6829360).

Almost surely, 2^125671203 is an apocalyptic number.

125671203 is a deficient number, since it is larger than the sum of its proper divisors (92868317).

125671203 is a wasteful number, since it uses less digits than its factorization.

125671203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18024 (or 18018 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 125671203 is about 11210.3168108667. The cubic root of 125671203 is about 500.8933402691.

The spelling of 125671203 in words is "one hundred twenty-five million, six hundred seventy-one thousand, two hundred three".