125600213 has 2 divisors, whose sum is σ = 125600214. Its totient is φ = 125600212.

The previous prime is 125600197. The next prime is 125600227. The reversal of 125600213 is 312006521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125596849 + 3364 = 11207^2 + 58^2 .

It is a cyclic number.

It is not a de Polignac number, because 125600213 - 2⁴ = 125600197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125600413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62800106 + 62800107.

It is an arithmetic number, because the mean of its divisors is an integer number (62800107).

Almost surely, 2^125600213 is an apocalyptic number.

It is an amenable number.

125600213 is a deficient number, since it is larger than the sum of its proper divisors (1).

125600213 is an equidigital number, since it uses as much as digits as its factorization.

125600213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 125600213 is about 11207.1500837635. The cubic root of 125600213 is about 500.7990064971.

Adding to 125600213 its reverse (312006521), we get a palindrome (437606734).

The spelling of 125600213 in words is "one hundred twenty-five million, six hundred thousand, two hundred thirteen".