201403125 has 192 divisors, whose sum is σ = 479969280. Its totient is φ = 81000000.

The previous prime is 201403123. The next prime is 201403129. The reversal of 201403125 is 521304102.

It is not a de Polignac number, because 201403125 - 2¹ = 201403123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201403098 and 201403107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201403123) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6496860 + ... + 6496890.

It is an arithmetic number, because the mean of its divisors is an integer number (2499840).

Almost surely, 2^201403125 is an apocalyptic number.

201403125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

201403125 is an abundant number, since it is smaller than the sum of its proper divisors (278566155).

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

201403125 is an equidigital number, since it uses as much as digits as its factorization.

201403125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 57 counting only the distinct ones).

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

The square root of 201403125 is about 14191.6568800123. The cubic root of 201403125 is about 586.1679493523.

Adding to 201403125 its reverse (521304102), we get a palindrome (722707227).

The spelling of 201403125 in words is "two hundred one million, four hundred three thousand, one hundred twenty-five".