100266125 has 8 divisors (see below), whose sum is σ = 125132280. Its totient is φ = 80212800.

The previous prime is 100266109. The next prime is 100266203. The reversal of 100266125 is 521662001.

It can be written as a sum of positive squares in 4 ways, for example, as 206116 + 100060009 = 454^2 + 10003^2 .

It is not a de Polignac number, because 100266125 - 2⁴ = 100266109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100266125.

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, 400940 + ... + 401189.

It is an arithmetic number, because the mean of its divisors is an integer number (15641535).

Almost surely, 2^100266125 is an apocalyptic number.

It is an amenable number.

100266125 is a deficient number, since it is larger than the sum of its proper divisors (24866155).

100266125 is an frugal number, since it uses more digits than its factorization.

100266125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802144 (or 802134 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 100266125 is about 10013.2974089458. The cubic root of 100266125 is about 464.5702662553.

The spelling of 100266125 in words is "one hundred million, two hundred sixty-six thousand, one hundred twenty-five".