201125304 has 24 divisors (see below), whose sum is σ = 544714560. Its totient is φ = 67041744.

The previous prime is 201125299. The next prime is 201125311. The reversal of 201125304 is 403521102.

201125304 is a `hidden beast` number, since 20 + 112 + 530 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1396632 + ... + 1396775.

It is an arithmetic number, because the mean of its divisors is an integer number (22696440).

Almost surely, 2^201125304 is an apocalyptic number.

201125304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

201125304 is an abundant number, since it is smaller than the sum of its proper divisors (343589256).

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

201125304 is a wasteful number, since it uses less digits than its factorization.

201125304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2793419 (or 2793412 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 201125304 is about 14181.8653216000. The cubic root of 201125304 is about 585.8982999397.

Adding to 201125304 its reverse (403521102), we get a palindrome (604646406).

The spelling of 201125304 in words is "two hundred one million, one hundred twenty-five thousand, three hundred four".