125123277259 has 2 divisors, whose sum is σ = 125123277260. Its totient is φ = 125123277258.

The previous prime is 125123277173. The next prime is 125123277319. The reversal of 125123277259 is 952772321521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125123277259 - 2⁷ = 125123277131 is a prime.

It is not a weakly prime, because it can be changed into another prime (125123277859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62561638629 + 62561638630.

It is an arithmetic number, because the mean of its divisors is an integer number (62561638630).

Almost surely, 2^125123277259 is an apocalyptic number.

125123277259 is a deficient number, since it is larger than the sum of its proper divisors (1).

125123277259 is an equidigital number, since it uses as much as digits as its factorization.

125123277259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 46.

The spelling of 125123277259 in words is "one hundred twenty-five billion, one hundred twenty-three million, two hundred seventy-seven thousand, two hundred fifty-nine".