125880959 has 2 divisors, whose sum is σ = 125880960. Its totient is φ = 125880958.

The previous prime is 125880949. The next prime is 125880961. The reversal of 125880959 is 959088521.

It is a strong prime.

It is an emirp because it is prime and its reverse (959088521) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125880959 is a prime.

It is a Sophie Germain prime.

Together with 125880961, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125880929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62940479 + 62940480.

It is an arithmetic number, because the mean of its divisors is an integer number (62940480).

Almost surely, 2^125880959 is an apocalyptic number.

125880959 is a deficient number, since it is larger than the sum of its proper divisors (1).

125880959 is an equidigital number, since it uses as much as digits as its factorization.

125880959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 47.

The square root of 125880959 is about 11219.6683997345. The cubic root of 125880959 is about 501.1718633270.

The spelling of 125880959 in words is "one hundred twenty-five million, eight hundred eighty thousand, nine hundred fifty-nine".