125061247 has 2 divisors, whose sum is σ = 125061248. Its totient is φ = 125061246.

The previous prime is 125061239. The next prime is 125061257. The reversal of 125061247 is 742160521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125061247 - 2³ = 125061239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125061257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62530623 + 62530624.

It is an arithmetic number, because the mean of its divisors is an integer number (62530624).

Almost surely, 2^125061247 is an apocalyptic number.

125061247 is a deficient number, since it is larger than the sum of its proper divisors (1).

125061247 is an equidigital number, since it uses as much as digits as its factorization.

125061247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 125061247 is about 11183.0786011724. The cubic root of 125061247 is about 500.0816493327.

The spelling of 125061247 in words is "one hundred twenty-five million, sixty-one thousand, two hundred forty-seven".