125569284 has 12 divisors (see below), whose sum is σ = 292995024. Its totient is φ = 41856424.

The previous prime is 125569273. The next prime is 125569291. The reversal of 125569284 is 482965521.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5232042 + ... + 5232065.

It is an arithmetic number, because the mean of its divisors is an integer number (24416252).

Almost surely, 2^125569284 is an apocalyptic number.

It is an amenable number.

125569284 is an abundant number, since it is smaller than the sum of its proper divisors (167425740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125569284 is a wasteful number, since it uses less digits than its factorization.

125569284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10464114 (or 10464112 counting only the distinct ones).

The product of its digits is 172800, while the sum is 42.

The square root of 125569284 is about 11205.7701207904. The cubic root of 125569284 is about 500.7578959404.

The spelling of 125569284 in words is "one hundred twenty-five million, five hundred sixty-nine thousand, two hundred eighty-four".