125204206 has 4 divisors (see below), whose sum is σ = 187806312. Its totient is φ = 62602102.

The previous prime is 125204197. The next prime is 125204227. The reversal of 125204206 is 602402521.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31301050 + ... + 31301053.

It is an arithmetic number, because the mean of its divisors is an integer number (46951578).

Almost surely, 2^125204206 is an apocalyptic number.

125204206 is a deficient number, since it is larger than the sum of its proper divisors (62602106).

125204206 is an equidigital number, since it uses as much as digits as its factorization.

125204206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62602105.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 125204206 is about 11189.4685307212. The cubic root of 125204206 is about 500.2721265341.

Adding to 125204206 its reverse (602402521), we get a palindrome (727606727).

The spelling of 125204206 in words is "one hundred twenty-five million, two hundred four thousand, two hundred six".