125289102 has 16 divisors (see below), whose sum is σ = 253751040. Its totient is φ = 41234232.

The previous prime is 125289091. The next prime is 125289121. The reversal of 125289102 is 201982521.

It is a self number, because there is not a number n which added to its sum of digits gives 125289102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131688 + ... + 132635.

It is an arithmetic number, because the mean of its divisors is an integer number (15859440).

Almost surely, 2^125289102 is an apocalyptic number.

125289102 is an abundant number, since it is smaller than the sum of its proper divisors (128461938).

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

125289102 is a wasteful number, since it uses less digits than its factorization.

125289102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264407.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 125289102 is about 11193.2614550005. The cubic root of 125289102 is about 500.3851725414.

The spelling of 125289102 in words is "one hundred twenty-five million, two hundred eighty-nine thousand, one hundred two".