33125243 has 2 divisors, whose sum is σ = 33125244. Its totient is φ = 33125242.

The previous prime is 33125219. The next prime is 33125291. The reversal of 33125243 is 34252133.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33125243 - 2¹⁶ = 33059707 is a prime.

It is not a weakly prime, because it can be changed into another prime (33125293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16562621 + 16562622.

It is an arithmetic number, because the mean of its divisors is an integer number (16562622).

Almost surely, 2^33125243 is an apocalyptic number.

33125243 is a deficient number, since it is larger than the sum of its proper divisors (1).

33125243 is an equidigital number, since it uses as much as digits as its factorization.

33125243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 23.

The square root of 33125243 is about 5755.4533270630. The cubic root of 33125243 is about 321.1586997482.

Adding to 33125243 its reverse (34252133), we get a palindrome (67377376).

The spelling of 33125243 in words is "thirty-three million, one hundred twenty-five thousand, two hundred forty-three".