25836133 has 2 divisors, whose sum is σ = 25836134. Its totient is φ = 25836132.

The previous prime is 25836131. The next prime is 25836137. The reversal of 25836133 is 33163852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25826724 + 9409 = 5082^2 + 97^2 .

It is a cyclic number.

It is not a de Polignac number, because 25836133 - 2¹ = 25836131 is a prime.

Together with 25836131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 25836095 and 25836104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25836131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12918066 + 12918067.

It is an arithmetic number, because the mean of its divisors is an integer number (12918067).

Almost surely, 2^25836133 is an apocalyptic number.

It is an amenable number.

25836133 is a deficient number, since it is larger than the sum of its proper divisors (1).

25836133 is an equidigital number, since it uses as much as digits as its factorization.

25836133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 25836133 is about 5082.9256339238. The cubic root of 25836133 is about 295.6259160682.

Adding to 25836133 its reverse (33163852), we get a palindrome (58999985).

The spelling of 25836133 in words is "twenty-five million, eight hundred thirty-six thousand, one hundred thirty-three".