650000125 has 16 divisors (see below), whose sum is σ = 846473472. Its totient is φ = 497389200.

The previous prime is 650000119. The next prime is 650000149. The reversal of 650000125 is 521000056.

It is a happy number.

It is not a de Polignac number, because 650000125 - 2²³ = 641611517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110169 + ... + 115918.

It is an arithmetic number, because the mean of its divisors is an integer number (52904592).

Almost surely, 2^650000125 is an apocalyptic number.

It is an amenable number.

650000125 is a deficient number, since it is larger than the sum of its proper divisors (196473347).

650000125 is a wasteful number, since it uses less digits than its factorization.

650000125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226125 (or 226115 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 650000125 is about 25495.1000194155. The cubic root of 650000125 is about 866.2391608690.

The spelling of 650000125 in words is "six hundred fifty million, one hundred twenty-five", and thus it is an aban number.