33712141 has 2 divisors, whose sum is σ = 33712142. Its totient is φ = 33712140.

The previous prime is 33712121. The next prime is 33712153. The reversal of 33712141 is 14121733.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20967241 + 12744900 = 4579^2 + 3570^2 .

It is an emirp because it is prime and its reverse (14121733) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33712141 - 2⁷ = 33712013 is a prime.

It is a super-2 number, since 2×33712141² = 2273016901607762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33712111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16856070 + 16856071.

It is an arithmetic number, because the mean of its divisors is an integer number (16856071).

Almost surely, 2^33712141 is an apocalyptic number.

It is an amenable number.

33712141 is a deficient number, since it is larger than the sum of its proper divisors (1).

33712141 is an equidigital number, since it uses as much as digits as its factorization.

33712141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 22.

The square root of 33712141 is about 5806.2157211044. The cubic root of 33712141 is about 323.0443216376.

Adding to 33712141 its reverse (14121733), we get a palindrome (47833874).

The spelling of 33712141 in words is "thirty-three million, seven hundred twelve thousand, one hundred forty-one".