125497201 has 2 divisors, whose sum is σ = 125497202. Its totient is φ = 125497200.

The previous prime is 125497171. The next prime is 125497219. The reversal of 125497201 is 102794521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64641600 + 60855601 = 8040^2 + 7801^2 .

It is a cyclic number.

It is not a de Polignac number, because 125497201 - 2¹³ = 125489009 is a prime.

It is equal to p_7136824 and since 125497201 and 7136824 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (125497291) 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 as a sum of consecutive naturals, namely, 62748600 + 62748601.

It is an arithmetic number, because the mean of its divisors is an integer number (62748601).

Almost surely, 2^125497201 is an apocalyptic number.

It is an amenable number.

125497201 is a deficient number, since it is larger than the sum of its proper divisors (1).

125497201 is an equidigital number, since it uses as much as digits as its factorization.

125497201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 125497201 is about 11202.5533250237. The cubic root of 125497201 is about 500.6620576391.

The spelling of 125497201 in words is "one hundred twenty-five million, four hundred ninety-seven thousand, two hundred one".