125880559 has 12 divisors (see below), whose sum is σ = 147374184. Its totient is φ = 107203824.

The previous prime is 125880551. The next prime is 125880569. The reversal of 125880559 is 955088521.

It is not a de Polignac number, because 125880559 - 2³ = 125880551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125880551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 489 + ... + 15874.

It is an arithmetic number, because the mean of its divisors is an integer number (12281182).

Almost surely, 2^125880559 is an apocalyptic number.

125880559 is a deficient number, since it is larger than the sum of its proper divisors (21493625).

125880559 is a wasteful number, since it uses less digits than its factorization.

125880559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16534 (or 16527 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 43.

The square root of 125880559 is about 11219.6505738815. The cubic root of 125880559 is about 501.1713324843.

The spelling of 125880559 in words is "one hundred twenty-five million, eight hundred eighty thousand, five hundred fifty-nine".