125042203 has 16 divisors (see below), whose sum is σ = 150879456. Its totient is φ = 102090240.

The previous prime is 125042149. The next prime is 125042209. The reversal of 125042203 is 302240521.

It is a cyclic number.

It is not a de Polignac number, because 125042203 - 2¹⁷ = 124911131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125042209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6526 + ... + 17107.

It is an arithmetic number, because the mean of its divisors is an integer number (9429966).

Almost surely, 2^125042203 is an apocalyptic number.

125042203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

125042203 is a deficient number, since it is larger than the sum of its proper divisors (25837253).

125042203 is a wasteful number, since it uses less digits than its factorization.

125042203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23694.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 125042203 is about 11182.2271037571. The cubic root of 125042203 is about 500.0562643351.

Adding to 125042203 its reverse (302240521), we get a palindrome (427282724).

The spelling of 125042203 in words is "one hundred twenty-five million, forty-two thousand, two hundred three".