125291059 has 2 divisors, whose sum is σ = 125291060. Its totient is φ = 125291058.

The previous prime is 125291053. The next prime is 125291081. The reversal of 125291059 is 950192521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125291059 - 2⁵ = 125291027 is a prime.

It is not a weakly prime, because it can be changed into another prime (125291053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62645529 + 62645530.

It is an arithmetic number, because the mean of its divisors is an integer number (62645530).

Almost surely, 2^125291059 is an apocalyptic number.

125291059 is a deficient number, since it is larger than the sum of its proper divisors (1).

125291059 is an equidigital number, since it uses as much as digits as its factorization.

125291059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 125291059 is about 11193.3488733265. The cubic root of 125291059 is about 500.3877778456.

The spelling of 125291059 in words is "one hundred twenty-five million, two hundred ninety-one thousand, fifty-nine".