20134133 has 2 divisors, whose sum is σ = 20134134. Its totient is φ = 20134132.

The previous prime is 20134123. The next prime is 20134139. The reversal of 20134133 is 33143102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14190289 + 5943844 = 3767^2 + 2438^2 .

It is a cyclic number.

It is not a de Polignac number, because 20134133 - 2⁸ = 20133877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20134139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10067066 + 10067067.

It is an arithmetic number, because the mean of its divisors is an integer number (10067067).

Almost surely, 2^20134133 is an apocalyptic number.

It is an amenable number.

20134133 is a deficient number, since it is larger than the sum of its proper divisors (1).

20134133 is an equidigital number, since it uses as much as digits as its factorization.

20134133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 20134133 is about 4487.1074201539. The cubic root of 20134133 is about 272.0472317417.

Adding to 20134133 its reverse (33143102), we get a palindrome (53277235).

The spelling of 20134133 in words is "twenty million, one hundred thirty-four thousand, one hundred thirty-three".