1520133 has 8 divisors (see below), whose sum is σ = 2133600. Its totient is φ = 960048.

The previous prime is 1520131. The next prime is 1520143. The reversal of 1520133 is 3310251.

It is a happy number.

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

It is not a de Polignac number, because 1520133 - 2¹ = 1520131 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1520131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13278 + ... + 13391.

It is an arithmetic number, because the mean of its divisors is an integer number (266700).

2^1520133 is an apocalyptic number.

It is an amenable number.

1520133 is a deficient number, since it is larger than the sum of its proper divisors (613467).

1520133 is a wasteful number, since it uses less digits than its factorization.

1520133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26691.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1520133 is about 1232.9367380365. The cubic root of 1520133 is about 114.9812950044.

Adding to 1520133 its reverse (3310251), we get a palindrome (4830384).

It can be divided in two parts, 1520 and 133, that added together give a triangular number (1653 = T₅₇).

The spelling of 1520133 in words is "one million, five hundred twenty thousand, one hundred thirty-three".