125711297 has 2 divisors, whose sum is σ = 125711298. Its totient is φ = 125711296.

The previous prime is 125711291. The next prime is 125711303. The reversal of 125711297 is 792117521.

It is a balanced prime because it is at equal distance from previous prime (125711291) and next prime (125711303).

It can be written as a sum of positive squares in only one way, i.e., 100721296 + 24990001 = 10036^2 + 4999^2 .

It is a cyclic number.

It is not a de Polignac number, because 125711297 - 2²⁰ = 124662721 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125711291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62855648 + 62855649.

It is an arithmetic number, because the mean of its divisors is an integer number (62855649).

Almost surely, 2^125711297 is an apocalyptic number.

It is an amenable number.

125711297 is a deficient number, since it is larger than the sum of its proper divisors (1).

125711297 is an equidigital number, since it uses as much as digits as its factorization.

125711297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820, while the sum is 35.

The square root of 125711297 is about 11212.1049317245. The cubic root of 125711297 is about 500.9466027555.

The spelling of 125711297 in words is "one hundred twenty-five million, seven hundred eleven thousand, two hundred ninety-seven".