1533125 has 20 divisors (see below), whose sum is σ = 2099328. Its totient is φ = 1110000.

The previous prime is 1533109. The next prime is 1533127. The reversal of 1533125 is 5213351.

It is not a de Polignac number, because 1533125 - 2⁴ = 1533109 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1533097 and 1533106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1533127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6764 + ... + 6986.

2^1533125 is an apocalyptic number.

It is an amenable number.

1533125 is a deficient number, since it is larger than the sum of its proper divisors (566203).

1533125 is an equidigital number, since it uses as much as digits as its factorization.

1533125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 239 counting only the distinct ones).

The product of its digits is 450, while the sum is 20.

The square root of 1533125 is about 1238.1942497040. The cubic root of 1533125 is about 115.3079333806.

Adding to 1533125 its reverse (5213351), we get a palindrome (6746476).

The spelling of 1533125 in words is "one million, five hundred thirty-three thousand, one hundred twenty-five".