33124145 has 8 divisors (see below), whose sum is σ = 39814656. Its totient is φ = 26455536.

The previous prime is 33124121. The next prime is 33124153. The reversal of 33124145 is 54142133.

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

It is a cyclic number.

It is not a de Polignac number, because 33124145 - 2⁶ = 33124081 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 33124145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1937 + ... + 8366.

It is an arithmetic number, because the mean of its divisors is an integer number (4976832).

Almost surely, 2^33124145 is an apocalyptic number.

It is an amenable number.

33124145 is a deficient number, since it is larger than the sum of its proper divisors (6690511).

33124145 is a wasteful number, since it uses less digits than its factorization.

33124145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10951.

The product of its digits is 1440, while the sum is 23.

The square root of 33124145 is about 5755.3579384778. The cubic root of 33124145 is about 321.1551512344.

Adding to 33124145 its reverse (54142133), we get a palindrome (87266278).

The spelling of 33124145 in words is "thirty-three million, one hundred twenty-four thousand, one hundred forty-five".