1533130 has 8 divisors (see below), whose sum is σ = 2759652. Its totient is φ = 613248.

The previous prime is 1533127. The next prime is 1533137. The reversal of 1533130 is 313351.

It can be written as a sum of positive squares in 2 ways, for example, as 1338649 + 194481 = 1157^2 + 441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1533137) 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 3 ways as a sum of consecutive naturals, for example, 76647 + ... + 76666.

2^1533130 is an apocalyptic number.

1533130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1533130 is a deficient number, since it is larger than the sum of its proper divisors (1226522).

1533130 is a wasteful number, since it uses less digits than its factorization.

1533130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153320.

The product of its (nonzero) digits is 135, while the sum is 16.

The square root of 1533130 is about 1238.1962687716. The cubic root of 1533130 is about 115.3080587323.

Adding to 1533130 its reverse (313351), we get a palindrome (1846481).

The spelling of 1533130 in words is "one million, five hundred thirty-three thousand, one hundred thirty".