125227061 has 2 divisors, whose sum is σ = 125227062. Its totient is φ = 125227060.

The previous prime is 125227057. The next prime is 125227093. The reversal of 125227061 is 160722521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119224561 + 6002500 = 10919^2 + 2450^2 .

It is a cyclic number.

It is not a de Polignac number, because 125227061 - 2² = 125227057 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125227061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125227001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62613530 + 62613531.

It is an arithmetic number, because the mean of its divisors is an integer number (62613531).

Almost surely, 2^125227061 is an apocalyptic number.

It is an amenable number.

125227061 is a deficient number, since it is larger than the sum of its proper divisors (1).

125227061 is an equidigital number, since it uses as much as digits as its factorization.

125227061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 125227061 is about 11190.4897569320. The cubic root of 125227061 is about 500.3025648721.

Adding to 125227061 its reverse (160722521), we get a palindrome (285949582).

The spelling of 125227061 in words is "one hundred twenty-five million, two hundred twenty-seven thousand, sixty-one".