125635297 has 2 divisors, whose sum is σ = 125635298. Its totient is φ = 125635296.

The previous prime is 125635259. The next prime is 125635309. The reversal of 125635297 is 792536521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124344801 + 1290496 = 11151^2 + 1136^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125635297 is a prime.

It is not a weakly prime, because it can be changed into another prime (125635217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62817648 + 62817649.

It is an arithmetic number, because the mean of its divisors is an integer number (62817649).

Almost surely, 2^125635297 is an apocalyptic number.

It is an amenable number.

125635297 is a deficient number, since it is larger than the sum of its proper divisors (1).

125635297 is an equidigital number, since it uses as much as digits as its factorization.

125635297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 40.

The square root of 125635297 is about 11208.7152252165. The cubic root of 125635297 is about 500.8456316745.

The spelling of 125635297 in words is "one hundred twenty-five million, six hundred thirty-five thousand, two hundred ninety-seven".