32152133 has 4 divisors (see below), whose sum is σ = 34625388. Its totient is φ = 29678880.

The previous prime is 32152121. The next prime is 32152139. The reversal of 32152133 is 33125123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33125123 = 281 ⋅117883.

It can be written as a sum of positive squares in 2 ways, for example, as 12376324 + 19775809 = 3518^2 + 4447^2 .

It is a cyclic number.

It is not a de Polignac number, because 32152133 - 2¹⁶ = 32086597 is a prime.

It is a Duffinian 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 (32152139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1236608 + ... + 1236633.

It is an arithmetic number, because the mean of its divisors is an integer number (8656347).

Almost surely, 2^32152133 is an apocalyptic number.

It is an amenable number.

32152133 is a deficient number, since it is larger than the sum of its proper divisors (2473255).

32152133 is a wasteful number, since it uses less digits than its factorization.

32152133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473254.

The product of its digits is 540, while the sum is 20.

The square root of 32152133 is about 5670.2850898345. The cubic root of 32152133 is about 317.9825320363.

Adding to 32152133 its reverse (33125123), we get a palindrome (65277256).

The spelling of 32152133 in words is "thirty-two million, one hundred fifty-two thousand, one hundred thirty-three".