461231125 has 16 divisors (see below), whose sum is σ = 576454320. Its totient is φ = 368448000.

The previous prime is 461231119. The next prime is 461231129. The reversal of 461231125 is 521132164.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 96000804 + 365230321 = 9798^2 + 19111^2 .

It is not a de Polignac number, because 461231125 - 2³ = 461231117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 461231125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461231129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98845 + ... + 103405.

It is an arithmetic number, because the mean of its divisors is an integer number (36028395).

Almost surely, 2^461231125 is an apocalyptic number.

It is an amenable number.

461231125 is a deficient number, since it is larger than the sum of its proper divisors (115223195).

461231125 is an equidigital number, since it uses as much as digits as its factorization.

461231125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5385 (or 5375 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 461231125 is about 21476.2921613578. The cubic root of 461231125 is about 772.6323160553.

Adding to 461231125 its reverse (521132164), we get a palindrome (982363289).

The spelling of 461231125 in words is "four hundred sixty-one million, two hundred thirty-one thousand, one hundred twenty-five".